Here is the full list of all 27 Tank Universal achievements.
256 Powershards collected.
128 kills achieved.
Basic training passed.
Bit Brain rank achieved.
Two Bit Unit rank achieved.
Can Read Write rank achieved.
512 Powershards collected.
64 Glyphs converted.
128 Glyphs collected.
256 kills achieved.
Behemoth takedown achieved.
Behemoth takedown by minelaying.
All transports evacuated safely.
All upgrades + sub-upgrades installed.
Megaron Tank takedown achieved.
Nuke launched.
Completed the ride first time.
ChipHead rank achieved.
Full Access rank achieved.
64 Bit Reaper rank achieved.
128 Bit Hardened rank achieved.
128 Bit Deathtank rank achieved.
128 Bit Overlord rank achieved.
256 Bit Supreme rank achieved.
Trooper of the Resistance medal awarded (easy difficulty).
Hero of the Resistance medal awarded (normal difficulty)..
Saviour of the Resistance medal awarded (hard difficulty)..