Aqua sheep

Earn gold medal in Super Sheep Racing training mode

Longbow power-up

Earn gold medal in Euthanasia training mode

Shotgun power-up

Earn gold medal in Rifle Range training mode

Grenade power-up

Earn gold medal in Artillery Range training mode

All weapon crates have sheep

Earn gold medal in Crazy Crates training mode

Invincibility

Earn an Elite rank in Deathmatch mode

Laser sight

Complete mission 4

Jetpack

Complete mission 8

Fast walk

Complete mission 13

Invisibility in multi-player games

Complete mission 16

Low gravity

Complete mission 20

Indestructible landscape

Complete mission 25

Super Banana Bomb power-up

Complete mission 33

Full Wormage game options

Gold medal and Elite rank in all