This Roblox Tower Defense X tier list will go through all units in the game and showcase the best ones overall.
In short, the best units in the game are Behemoth, EDJ, John, Juggernaut, Laser Gunner, Missile Trooper, and Toxicnator.
Let’s go through all the tiers from best to worst, and see which units land where.
Tower Defense X S-Tier Units

Overall, S-Tier units offer high damage, great utility, and amazing versatility. They can be used in any scenario and are worth using after unlocking them.
- Behemoth
- EDJ
- John
- Juggernaut
- Laser Gunner
- Missile Trooper
- Toxicnator
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Tower Defense X A-Tier Units
A-Tier units are extremely strong but less versatile than S-Tier options. They are amazing to use and will help you progress through the waves of powerful enemies.
- Armored Factory
- Farm
- Medic
- Operator
- Patrol Boat
- Ranger
Tower Defense X B-Tier Units
B-Tier includes units that are worth using but will be replaced in the end-game, once you unlock better tier unit options.
- Attack Helo
- Barracks
- Railgunner
- Refractor
- War Machine
- Warship
- XWM Turret
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Tower Defense X C-Tier Units
Units in the C-Tier are currently underperforming and need a buff. You should avoid using them unless you enjoy their playstyle or they offer something unique to the way you want to play.
- Artillery
- Cryoblaster
- Mine Layer
- Shotgunner
- Sniper
Final Thoughts
As with many Roblox games, you can expect constant updates and buffs to characters that feel weak now.
Keep using characters you like. Eventually, they may even become the next-best unit in the game.
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With the complete tier list for Roblox Tower Defense X laid out, you will be able to choose the units that you feel work best for you. Let us know in the comments below which is your favorite unit added so far.
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