Full list of all 8 Tiny Tank achievements.
The base game contains 2 achievements, and there are 3 DLC packs containing 6 achievements.
Pay For an Evac In Survival
Load Up the Game
Survive on any Horde Map
Kill the main Boss on survival
Kill the Marshmallow King
Buy Hull upgrade on any Game Mode
Go into hiding after failing to defeat the enemy's assault on any Map/Mode
Buy Tiny Tims upgrade on any game mode