Slagheap Stadium enters the battlefield tapped.
: Add or to your mana pool.
Sacrifice Slagheap Stadium: Add or to your mana pool.
: Slagheap Stadium becomes a 0/4 red and white Beast Troll creature with defender until end of turn. It's still a land.
: Add 
or 
to your mana pool. or to your mana pool.
: Slagheap Stadium becomes a 0/4 red and white Beast Troll creature with defender until end of turn. It's still a land.
