This mod adds a new biome, 2 new mobs and 3 new items.
mobs:
Alien: he will act as a zombie and he will drop plsma ingots
Alien Silverfish: It looks like a silver fish but it's green and drops string and some armor
Items:
plasma ingot: The only way to get it is killing an alien, you can use it to make a plasma rifle.
Plasma rifle: it shots fast and sets enemies on fire. Ammo: The ammo for the plasma rifle
crafting: crafting: [empty] [ empty ] [empty]
[plasma ingot] [plasma ingot] [plasma ingot] [empty] [plasma bar ] [empty]
[ empty ] [ stick ][ button ] [empty] [ empty ] [empty]
[ empty ] [ empty ][ empty ]