There are over 80 units in Ball Tower Defense that specialize either in AoE damage for crowd control, single-target damage for killing bosses, or farming money for upgrades. This guide will provide you with a tier list of the best units in this Roblox game, including their main strengths and weaknesses.
Top Units Tier List for Ball Tower Defense (BTD)
| Tier | Units |
|---|---|
| S+ | Baller, King Ball, Party Man, Boulder, Golden Monkey, Chef Ball, Brain Ball, Mecha Ball |
| S | Golem Ball, Mini Baller, Jester, Void Ball, Omega Knight, Crusher, Virus Ball, Robo Ball, Slicer |
| A | Piercer, Giant Ball, Angel Ball, Crusher Ball, Power Armor Ball, Miner Ball, Autumn Ball, Dart Monkey, Princess Ball, Fancy Ball |
| B | Laser Ball, Electric Ball, Chicken, Noob, Flame Ball, Scarecrow, Venomous Ball, Skateboarder, Knight, Demon Ball, Slinger, Boxer Ball, Builder’s Club Ball, Backpacker, Frozen Ball, Military Man, Da Grungy |
| C | Druid Ball, Grug Ball, Survivor Ball, Ball 20, Grass Man, Subzero Ball, Nature Ball, Forest Ball, Frost Angel, Police Ball, Sniper Ball, Monkey, The Frozen One, Beach Ball, Peasant Ball, Bom Ball |
| D | Zom Ball, Snow Ball, SkeleBall, Nemesis Ball, Ghost Ball, Shadow Ball, Cube Ball, Elf Commander, Frosty Ball, Old Ball, Ball, Present Ball, Firework Ball, Sleepy Ball, Santa Ball, Snowballer, Robo Santa, Laser Mini Gunner, Poison Ball, Ice Ball, Fire Ball, Blizzard Ball |
S+ Tier Units
| Units | Features |
|---|---|
| Baller | Mythical unit with powerful ricochet attacks for excellent crowd control and pierce against swarms and high-health enemies. |
| King Ball | Very strong DPS unit for boss rush setups, although it has moderate trade value. |
| Party Man | Legendary support unit that buffs nearby towers’ range, damage, cooldown, and bullet speed, which is great for enhancing DPS loadouts. |
| Boulder | Mythical unit that’s highly effective for both damage and utility in mid-game; obtainable via Rock Crates on Mountain maps. |
| Golden Monkey | Top farming unit from Monkey Crates that generates cash per hit, which is essential for affording expensive upgrades. |
| Chef Ball | Legendary support unit that cooks soup each round for massive income and restores HP, which is ideal with strong offense. |
| Brain Ball | Mythical unit that is very useful in beginner boss rush comps, delivering consistent performance. |
| Mecha Ball | Top DPS unit with a huge range, missiles up to 3M damage, and strong early game scaling, which is easy to max. |
S-Tier Units
| Units | Features |
|---|---|
| Golem Ball | Unit with remarkable versatility and the highest stat value in the game that excels in melee damage and overall power, making it a great substitute for elite DPS like Mecha Ball. |
| Mini Baller | Accessible early-to-mid game unit that provides solid pierce and ricochet damage just like the top-tier Baller, but with a lower range. |
| Jester | Top AoE damage specialist with rapid attacks, spammable fast cooldown, excellent range and speed for crowd control, and affordable upgrades. |
| Void Ball | Near-top single-target DPS that is very close in power to Mecha Ball, with impressive range and speed, getting very strong when maxed. |
| Omega Knight | Exclusive unit with elite AoE for area control and crowd clears that carries teams through tough waves. |
| Crusher | One of the best legendary AoE attackers with a far-reaching range that requires no support, but only a few cheap upgrades for higher damage. |
| Virus Ball | Reliable mythic DPS and utility unit that’s good for boss rushes and swarm control, delivering consistent performance. |
| Robo Ball | Versatile robotic unit with decent all-around damage and range for mid-game. |
| Slicer | Budget-friendly piercer and slicer unit for early swarms that’s easy to obtain and upgrade. |
A-Tier Units
| Units | Features |
|---|---|
| Piercer | Strong single-target DPS and piercer unit with up to 10k pierce damage and great range to deal with bosses. |
| Giant Ball | Excellent AoE unit with a wide range and strong crowd control, but high upgrade costs. |
| Angel Ball | Solid single-target DPS and boss killer that, unfortunately, has very low range. |
| Crusher Ball | Good early-game AoE DPS with decent range that has very long cooldown times. |
| Power Armor Ball | High DPS unit that needs to improve its fire rate and range. |
| Miner Ball | Excellent unit with low cooldown times and high DPS that’s very strong as an early placement, but has limited range. |
| Autumn Ball | Needs to be maxed to be a boss killer, although its range still lacks. |
| Dart Monkey | Affordable unit with multi-projectiles, pierce damage, and fast cooldowns, but works only as a single -target DPS. |
| Princess Ball | On-hit money farming unit that’s viable in the early economy if you have no better farms yet. |
| Fancy Ball | Another reliable farm unit for passive income, making it an essential early farm option. |
