Mech Assemble: Zombie Swarm is a roguelike bullet hell game that features gacha elements to test your luck. The mechs you acquire have various abilities to help you survive the zombie outbreak. Follow our Mech Assemble: Zombie Swarm tier list to know which ones are worth investing in and which ones you need to avoid like the zombie outbreak.
Mech Assemble: Zombie Swarm - All Mechs Ranked
As you progress through the game, zombies will become stronger. The bosses will also pose a challenge as they have more HP and deal more damage. We've arranged all the mechs in tiers from the ones that have the best overall kit and survivability on top, to the ones that can barely help you at the bottom.
Overpowered (S Tier)
The mechs in this tier are powerful. They will carry you throughout the game and have some of the best stats available.
| Mech | Pros & Cons |
|---|---|
 Crimson Phantom | + Killing enemies has a 20% chance to summon a Demon Bot + Strong explosive and AoE attacks |
 Shadow Warrior | + Shuriken has a 5% chance to trigger Spike upon hitting enemies + Attacks spread to clear hordes easily |
 Future Warrior | + Every 60 seconds, release a wide-area laser that cuts through enemies + Good against tough bosses |
 Goddess of War | + Gains +10% bonus attack + Bullets passing through the Lightning Shield trigger Thunder Burst on enemies |
 Fire Judgement | + 10% chance to fire 6 Judgement Cannons each attack + Strong AoE attacks |
Some of the Strongest Mechs (A Tier)
Mechs in A-tier have good stats and abilities. They slightly lack firepower as compared to the units above which is why they are ranked lower.
| Mech | Pros & Cons |
|---|---|
 Fire Dragon | + Deals +100% fire damage + Has some of the best AoE skills |
 Pirate Gunner | + Anchor has a chance to generate a Whirlpool upon hitting enemies + Has +200 defense |
 Thunderous Judgment | + Gains +10% bonus attack + 10% chance to fire a Thunder Spear upon killing an enemy |
Will Get the Job Done (B Tier)
B-tier mechs will get the job done, but only after upgrading them and investing in them.
| Mech | Pros & Cons |
|---|---|
 War Machine | + Crit rate and EM Coil rate are increased by +25% + Has a swift fire-rate - HP is on the lower side |
 Thunder Beast | + Generates 3 Thunder Missiles that orbit around the mech + Has heavy armor and a rapid fire rate - Can be difficult to obtain |
 Thunderhorn Guard | + High AoE damage potential + Every 6 attacks, release an EM Coil to keep zombies away - Requires the Seasonal Battle Pass to obtain |
Mid (C Tier)
The mechs in this tier have some positives, but their negatives outnumber them. That means these units are hard to use, especially as enemies get stronger.
| Mech | Pros & Cons |
|---|---|
 Rally Wrecker | + Good at dealing with hordes of zombies - Low HP - Needs upgrading before becoming good |
 Frost Scorpion | + Gains bonus HP as a passive - Less damage compared to other mechs - Relies too much on Drill upgrades |
Avoid (D Tier)
As the name suggests, avoid the mechs in this tier. Get rid of them as soon as you can because they aren't worth investing in.
| Mech | Pros & Cons |
|---|---|
 Awakening | - Starting mech, so it falls off in the late game - Damage doesn't scale well |
 Doomsday Tank | - Low HP - Damage falls off in the late game |
If you are interested in similar games, check out Devil Jam as it'll scratch the itch of bullet hell games for you.
By day, Umer loves writing about games and talking about them; by night, he is an avid gamer that loves playing League of Legends and RTS games. Being a massive fan of Metal Gear Solid, you'll find Umer always praising the legendary Hideo Kojima.