There is a readme.txt in the game folder.
Jank Tank is a game, where you can control the framerate of your game. It affects movement, collision checks and other things. It allows you to control glitching. You must regulate its consumption as to not run out of it while destroying enemies.
W / A / S / D - movement.
SPACE - shoot.
Mouse Wheel - regulate FPS.
T - force restart
You will find 3 types of pickups: HP, AMMO, ERA.
HP) Base HP = 3. Max = 100.
AMMO) Base AMMO = 10. Max = 100. Reloading of your cannon happens after each shot. It takes 48 frames to reload.
ERA (Explosive Reactive Armor)) Base ERA charges on each side = 2. Max = 100. ERA allows you to block 1 regular projectile without taking damage with your sides. It only blocks regular projectile damage. Damage from explosions and plasma projectiles can't be blocked. It takes 48 frames to reload your ERA after each use. Each side is reloading separately.