With friends like this who needs enemies?

GTA Online: Finish a Gang Attack without dying and kill at least 10 enemies.

Land a Catch or Catapult Finisher (Single Player).

Fully mod a weapon.

GTA Online: Use custom vehicles to win 5 races.

Fully mod a vehicle.

GTA Online: Own an Apartment, Garage and an Insured Vehicle.

Turn wheat into bread.

Attack and destroy a monster.

Brew a potion.

Construct a better pickaxe.

Construct one type of each tool (one pickaxe, one spade, one axe and one hoe).