Here is the full list of all 33 Superior: Vengeance achievements.
Kill Backbone
Kill Wind-Up
Kill Brute Force
Kill Revolt
Kill Overmind
Kill The Growth
Equip every Fire power at least once
Equip every Ice power at least once
Equip every Xeno power at least once
Equip every Force power at least once
Equip every Volt power at least once
Kill 1000 enemies with Shotguns
Kill 1000 enemies with Precision weapons
Kill 1000 enemies with Powered weapons
Kill 1000 enemies with Melee weapons or powers
Kill 1000 enemies with Auto weapons
Eat 100 snacks
Start a run at level 10 or higher
Start a run at level 20 or higher
Start a run at level 30 or higher
Start a run with an Infamy level of 1 or higher
Save the world in 25 minutes or less
Have 13 unique Fire powers at once
Have 13 unique Ice powers at once
Have 13 unique Xeno powers at once
Have 13 unique Force powers at once
Have 13 unique Volt powers at once
Complete a run with only one Power per player
Equip every weapon at least once
Obtain every Item from the Upgrade Station at least once
Successfully complete a shield generator encounter without destroying any turrets
Buy 13 Items in a single run
Complete a run without any player purchasing an item from the Upgrade Station