SpongeBob Tower Defense Tier List (March 2026) Guide

Updated by Soumya Thakur
October 31, 2025
GamingTier ListTier Lists

Are you struggling to figure out which units to deploy in SpongeBob Tower Defense? With hundreds of characters from the beloved Bikini Bottom universe, each with unique abilities and stats, creating the perfect team composition can feel overwhelming. I’ve spent countless hours researching, testing, and analyzing every unit in the game to bring you the most comprehensive SpongeBob Tower Defense tier list available.

In this definitive guide, I’ll rank every single unit from the absolute game-changers to the ones you should avoid investing in. Whether you’re focusing on PVE progression, trading value, or boss battles, this tier list will help you make informed decisions about where to invest your resources. Let’s dive deep into the underwater world of SpongeBob Tower Defense and discover which units will carry you to victory!

Quick Reference: SpongeBob TD Tier List Overview (March 2026)

Tier	PVE Viability	Trading Value	Best For	Key Units
S+	Game-breaking	Highest value	Endgame content	Mega-Hydra Karen, SpongeHenge, Hash Slinging Slasher
S	Excellent	High value	Late game	Dennis, Alaskan Bull Worm, Sea Bear
A	Good	Solid value	Mid game	King Neptune, Soaring Starfish, Mermaid Man
B	Average	Fair value	Early-mid game	Texas Sandy, Atomic Flounder, Flying Dutchman
C	Below average	Low value	Early game	Mr. Krabs, Dirty Bubble, DoodleBob
D	Poor	Very low value	Niche uses	Old Man Jenkins, Mrs. Puff
F	Useless	Minimal value	Avoid	Patrick, Sandy, Bubble Bass

SpongeBob Tower Defense Tier List: Complete Rankings

After analyzing data from multiple sources including the official SpongeBob Tower Defense Wiki, community rankings, and extensive gameplay testing, I’ve compiled the most accurate tier list available. The game constantly evolves with new updates every Friday, so I’ll keep this guide updated with the latest balance changes and new unit additions.

S+ Tier: Game-Breaking Units

These units represent the pinnacle of SpongeBob Tower Defense. They’re either extremely rare, incredibly powerful, or both. If you’re lucky enough to obtain any of these units, they should form the core of your team composition.

Mega-Hydra Karen (Exotic)

Attack Type: Full AoE
Damage: 35,000+
Range: 35+
Max Placement: 1
Why S+ Tier: The newest exotic unit that completely dominates both PVE and trading value. Her multi-headed attack pattern allows her to hit multiple waves simultaneously, making her invaluable for endless modes and high-level challenges.

SpongeHenge (Secret)

Attack Type: Full AoE
Damage: 4,125
SPA: 1.5
Range: 16
Max Placement: 1
Why S+ Tier: Insane full AoE DPS with meta-defining range capabilities. Can solo carry through most content when properly upgraded and traited.

Hash Slinging Slasher (Secret)

Attack Type: Full AoE
Damage: 8,400
SPA: 1.0
Range: 25
Max Placement: 1
Why S+ Tier: One of the fastest attacking secret units with incredible area coverage. His combination of high DPS and range makes him essential for both PVE and trading.

Robot Mantis (Secret)

Attack Type: Pierce AoE
Damage: 12,000+
Range: 30+
Max Placement: 1
Why S+ Tier: Exceptional pierce damage that can eliminate entire waves with a single attack. Particularly effective against boss enemies and high-health targets.

Squidasaurus Rex (Secret)

Attack Type: Splash AoE
Damage: 15,000+
Range: 28+
Max Placement: 1
Why S+ Tier: Massive splash damage with incredible range. Perfect for corner placements and can clear entire sections of the map single-handedly.

S Tier: Excellent Units

These units are just a step below the game-breakers but still offer incredible value and performance. They’re highly sought after in trading and perform exceptionally well in most game modes.

Dennis (Secret)

Attack Type: Full AoE + Burn
Damage: 9,500
SPA: 1.8
Range: 24
Max Placement: 1
Why S Tier: Insane full AoE DPS with bonus burn damage over time. His range and damage output make him one of the most consistent performers in late-game content.

Alaskan Bull Worm (Secret)

Attack Type: Pierce AoE + Frostbite
Damage: 10,500
SPA: 1.9
Range: 22
Max Placement: 1
Why S Tier: One of the best units added in recent updates. His pierce damage combined with frostbite slow effect makes him invaluable for controlling enemy waves and dealing with tough bosses.

Sea Bear (Secret)

Attack Type: Splash AoE
Damage: 7,000
SPA: 1.0
Range: 28
Max Placement: 1
Why S Tier: Broken splash AoE DPS with insane range. Can single-handedly defend entire sections of the map and excels in both PVE and competitive scenarios.

Cyborg Plankton (Secret)

Attack Type: Pierce AoE
Damage: 2,500
SPA: 1.3
Range: 26
Max Placement: 1
Why S Tier: While slightly older than other secret units, his pierce DPS and range remain highly effective. Great for dealing with clustered enemies and boss fights.

Dream Gary (Secret)

Attack Type: Splash AoE + Slow
Damage: 1,216
SPA: 1.5
Range: 17
Max Placement: 1
Why S Tier: Meta support unit with invaluable slow capabilities. While his DPS isn’t the highest, his utility in controlling enemy movement makes him essential for high-level play.

A Tier: Solid Performers

These units are reliable and effective, though they may lack the game-breaking power of higher tiers. They’re great for mid-game progression and have decent trading value.

King Neptune (Mythic)

Attack Type: AoE
Damage: 3,500+
Range: 20+
Max Placement: 2
Why A Tier: Good AoE damage with decent range. Best placed in corners for maximum effectiveness. While power-crept by newer units, still performs well in most scenarios.

Soaring Starfish (Limited)

Attack Type: Splash AoE
Damage: 1,600
SPA: 1.5
Range: 25
Max Placement: 3
Why A Tier: Very good splash DPS with excellent range. The ability to place 3 of them makes them versatile for different map layouts and strategies.

Mermaid Man (Mythic)

Attack Type: Various
Damage: 2,800+
Range: 18+
Max Placement: 2
Why A Tier: Consistent performer with good all-around stats. His attacks can hit multiple enemies and he scales well with upgrades.

Kamp Director Krabs (Mythic)

Attack Type: Full AoE
Damage: 7,700
SPA: 1.8
Range: 28
Max Placement: 2
Why A Tier: One of the best mythic units with insane damage, SPA, and range for a full AoE unit. Can compete with some secret units in terms of raw DPS.

Bubbles The Dolphin (Mythic)

Attack Type: Line AoE
Damage: 2,500
SPA: 1.2
Range: 24
Max Placement: 2
Why A Tier: Extremely good line AoE DPS with excellent range. One of the best mythic units for dealing with linear enemy paths.

B Tier: Average Units

These units are serviceable but not exceptional. They’re useful for early to mid-game progression but will likely be replaced as you advance.

Texas Sandy (Epic)

Attack Type: Single Target
Damage: 1,200+
Range: 15+
Max Placement: 3
Why B Tier: Decent single-target damage but lacks AoE capabilities. Good for early game but quickly becomes outdated.

Atomic Flounder (Epic)

Attack Type: Splash AoE
Damage: 800+
Range: 12+
Max Placement: 3
Why B Tier: Small splash area with moderate damage. Can be useful in the early stages of the game but struggles against tougher enemies.

Flying Dutchman (Legendary)

Attack Type: Line AoE
Damage: 1,500+
Range: 20+
Max Placement: 2
Why B Tier: Good range and line AoE damage, but outclassed by newer units. Still viable for mid-game content.

Larry The Lobster (Epic)

Attack Type: Single Target
Damage: 1,000+
Range: 14+
Max Placement: 3
Why B Tier: Reliable single-target damage with good placement flexibility. Useful for focusing down high-health enemies.

Grandma SquarePants (Rare)

Attack Type: Splash AoE
Damage: 600+
Range: 10+
Max Placement: 4
Why B Tier: Decent splash damage with good placement options. Effective for early game crowd control.

C Tier: Below Average

These units struggle to keep up with the game’s difficulty curve. They might be useful in very specific situations or for brand new players.

Mr. Krabs (Legendary)

Attack Type: Single Target
Damage: 700+
Range: 12+
Max Placement: 2
Why C Tier: Low damage output for his rarity. Mostly useful for his money-making abilities rather than combat effectiveness.

Dirty Bubble (Epic)

Attack Type: Single Target
Damage: 500+
Range: 8+
Max Placement: 3
Why C Tier: Very low damage and range. Struggles against anything beyond the earliest waves.

DoodleBob (Legendary)

Attack Type: Pierce
Damage: 800+
Range: 10+
Max Placement: 2
Why C Tier: Moderate pierce damage but poor range and SPA. Outclassed by almost every other legendary unit.

The Quickster (Mythic)

Attack Type: Single Target
Damage: 1,200+
Range: 15+
Max Placement: 2
Why C Tier: Despite being mythic rarity, his single-target focus and mediocre stats make him less effective than most other mythics.

D Tier: Poor Units

These units have very limited use cases and should generally be avoided unless you have no other options.

Old Man Jenkins (Rare)

Attack Type: Single Target
Damage: 300+
Range: 8+
Max Placement: 4
Why D Tier: Extremely low damage with poor range. Only useful for the earliest tutorial levels.

Mrs. Puff (Rare)

Attack Type: Splash AoE
Damage: 400+
Range: 6+
Max Placement: 3
Why D Tier: Tiny splash area with minimal damage. One of the least effective units in the game.

Squilliam Fancyson (Rare)

Attack Type: Single Target
Damage: 350+
Range: 7+
Max Placement: 3
Why D Tier: Poor stats across the board. Offers no advantages over other rare units.

F Tier: Avoid These Units

These units are essentially useless and should never be used in serious gameplay. They’re either completely outdated or have stats so low they can’t contribute meaningfully.

Patrick (Common)

Attack Type: Single Target
Damage: 100+
Range: 5+
Max Placement: 5
Why F Tier: The absolute worst unit in the game. Minimal damage with terrible range. Only useful for filling slots when you have nothing else.

Sandy (Common)

Attack Type: Single Target
Damage: 120+
Range: 6+
Max Placement: 5
Why F Tier: Slightly better than Patrick but still completely ineffective for any real content.

Bubble Bass (Uncommon)

Attack Type: Single Target
Damage: 150+
Range: 7+
Max Placement: 4
Why F Tier: Despite being uncommon rarity, his stats are worse than many common units. Completely useless.

Unit Categories Explained

Understanding the different unit categories in SpongeBob Tower Defense is crucial for building effective teams. Each category has unique characteristics that make them suitable for different situations.

Exotic Units

Exotic units are the newest and rarest category in the game. They represent the pinnacle of power with stats that often surpass even secret units. Currently, there’s only one exotic unit available:

Mega-Hydra Karen: The game’s first exotic unit, featuring multi-headed attacks that can hit multiple enemies simultaneously.

Secret Units

Secret units are among the most powerful in the game, but they’re incredibly difficult to obtain. They typically have a placement limit of 1 but can be doubled with the Sidekick trait. Key secret units include:

Baby Pearl: Insane splash DPS with extreme range
Rrarrg: Absolutely busted full AoE DPS
Alaskan Bull Worm: Pierce damage with frostbite slow effect
Dennis: Full AoE with burn damage

Limited Units

Limited units are only available during special events and are usually quite powerful. They’re often sought after for both their combat effectiveness and trading value. Notable limited units include:

Big Buff Patrick: Excellent full AoE DPS
Dueling SpongeBob: Great full AoE damage and range
Easter Bunny SpongeBob: Extreme single-target/splash DPS
Soaring Starfish: Very good splash DPS with great range

Mythical Units

Mythical units are the second-strongest rarity and generally perform well, though some have been power-crept by newer additions. They typically allow 2 placements and include units like:

Kamp Director Krabs: One of the best mythic full AoE units
Bubbles The Dolphin: Excellent line AoE DPS
Sea Rhino: Great pierce AoE damage
Richard: Extremely good line AoE DPS

2026 Advanced Tier List Considerations

PVE vs Trading Value Tier Lists

It’s important to understand that there are different tier lists for different purposes in SpongeBob Tower Defense:

PVE Tier List: Focuses on units that perform best in actual gameplay, including story mode, endless mode, and challenges. This prioritizes DPS, range, and utility.

Trading Value Tier List: Ranks units based on their desirability in the player trading market. This often values rarity and exclusivity over pure combat effectiveness.

Boss PVE Tier List: Specifically ranks units for boss battles, where single-target damage and burst DPS are more important than AoE capabilities.

Traits and Their Impact on Tier Placement

Traits can dramatically change a unit’s effectiveness and even move them up or down tiers. Important traits to consider:

Sidekick: Allows placing an additional unit, effectively doubling DPS for single-placement units
Damage Boost: Increases overall damage output
Range Boost: Extends attack range, often improving positioning options
Speed Boost: Reduces SPA, increasing attack frequency

Placement and Positioning Strategies

Even the best units won’t perform well if poorly positioned. Consider these placement strategies:

Corner Units: Units like Princess Mindy and Flying Dutchman excel in corners where their line AoE can cover maximum ground
Center Placement: Full AoE units like SpongeHenge work best in central locations
Path Coverage: Pierce and line units should be placed to cover the longest possible enemy path sections

2026 Pro Tips for Unit Selection

Early Game Progression (Levels 1-25)

Focus on obtaining and upgrading B and A tier units
Prioritize units with good placement limits (3-4) for coverage
Save gems for mythic chests rather than spending on common units
Complete daily quests and challenges to build resources

Mid Game Strategy (Levels 25-50)

Start targeting S tier units through trading and events
Invest in trait rerolls for your best units
Join a faction for additional rewards and unit options
Participate in seasonal events for limited units

End Game Optimization (Levels 50+)

Build around S+ and S tier secret units
Max out traits on your core team composition
Focus on boss-specific units for raid content
Engage in competitive leaderboards for exclusive rewards

Team Composition Guidelines

Balanced Approach: 2 AoE units, 1 single-target specialist, 1 support unit
AoE Heavy: 3-4 AoE units for wave clearing (great for endless mode)
Boss Focus: 2-3 single-target damage dealers with high burst potential
Support Core: 1-2 support units (slow, buff) with 2-3 damage dealers

Frequently Asked Questions

What is the best unit in SpongeBob Tower Defense?

Based on current meta analysis, Mega-Hydra Karen (Exotic) is considered the best unit in SpongeBob Tower Defense. She combines incredible AoE damage with excellent range and the exclusivity of being the game’s only exotic unit. However, SpongeHenge and Hash Slinging Slasher are also top contenders that are more accessible to most players.

How often does the tier list change?

The SpongeBob Tower Defense tier list changes frequently due to weekly updates every Friday. New units are regularly introduced, and balance adjustments can shift unit effectiveness. I recommend bookmarking this guide and checking back regularly for the most current rankings.

What’s the difference between PVE and trading tier lists?

PVE tier lists rank units based on their combat effectiveness in actual gameplay, while trading tier lists reflect units’ value in the player trading market. Some units may be mediocre in combat but highly valuable for trading due to their rarity or exclusivity.

How do I get secret units?

Secret units are typically obtained through:

Magic Conch Summon (low probability)
Special events and promotions
Trading with other players
Completing specific achievements (like the AFK secret unit requiring 1000+ hours)

Are limited units worth it?

Yes, limited units are generally worth pursuing as they’re usually designed to be quite powerful and maintain good trading value long after their event ends. Units like Soaring Starfish and Easter Bunny SpongeBob have remained relevant long after their initial release.

What traits should I prioritize?

The best traits depend on the unit, but generally:

Sidekick is essential for single-placement secret units
Damage Boost benefits almost every unit
Range Boost is crucial for units with naturally low range
Speed Boost helps units with high SPA values

How many units should I focus on?

Rather than spreading resources thin, focus on building 6-8 core units to high levels. A well-upgraded A tier unit will outperform a poorly upgraded S tier unit. Quality over quantity is key in SpongeBob Tower Defense.

What’s the best way to spend gems?

Prioritize gem spending in this order:

Mythic chests (for high-rarity units)
Trait rerolls for your best units
Season pass (if available)
Limited-time event offers
Common/rare chests (only when nothing else is available)

Conclusion

This comprehensive SpongeBob Tower Defense tier list should serve as your definitive guide for unit selection and team building. Remember that the game evolves rapidly with weekly updates, so stay flexible and adapt your strategies as new units and balance changes arrive.

The key to success in SpongeBob Tower Defense isn’t just having the best units—it’s understanding how to use them effectively. Proper placement, trait selection, and team composition can often overcome raw power differences. Focus on building a balanced team that complements each unit’s strengths, and don’t be afraid to experiment with different combinations.

For the most current information, join the official Discord server and stay active in the community. The meta can shift quickly, and being among the first to adapt to new strategies will give you a significant advantage.

Ready to dominate Bikini Bottom? Use this tier list to build your ultimate team and climb to the top of the leaderboards. Remember to save this guide and check back regularly for updates as the SpongeBob Tower Defense universe continues to expand!

Looking for more Roblox gaming guides? Check out our SpongeBob Tower Defense codes for free rewards, or explore our Garden Tower Defense tier list for more tower defense strategies!