(: Add or to your mana pool.)
Slagheap Key enters the battlefield tapped.
: Slagheap Key becomes a 2/1 red and blue Ape creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Slagheap Key becomes a 2/1 red and blue Ape creature until end of turn. It's still a land.
