Smash the tank: it moves slowly and can kill survivors with one punch.
Ghost tank: completely invisible, completely invisible.
Frost tank: Hit the survivor, yes, hold the survivor down for more than 20 seconds.
Fear tank: hit survivors and go blind.
Healing tank: continuously give blood back to the special feelings around.
Gravity tank: immune to melee and can float survivors.
Lava tank: Survivors who attack tanks at close range will be injured, with high damage.
Magnetic tank: forcibly absorb the survivors and special feelings around you.
Mind Tank: The middle mouse button can be transmitted to any survivor.
Witch Tank: The blood of a tank can turn a zombie into a witch.
Jumping tank: Jumping combat, rogue tank with wide attack range.
Acid jar: attack, throw stones with range acid.
Lightning Tank: Attack Survivor, Survivor Screen, and vice versa.
Two tanks: three or four tanks in two places.
These are the ones I have played so far.