Krosan Debris enters the battlefield tapped.
: Add or to your mana pool.
: Krosan Debris becomes a 2/1 green and blue Treefolk Snake creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.: Krosan Debris becomes a 2/1 green and blue Treefolk Snake creature until end of turn. It's still a land.
