This land enters tapped. {T}: Add {W} or {B}. {1}{W}{B}: This land becomes a 2/3 white and black Elemental creature with lifelink until end of turn. It's still a land.
This land enters tapped.
T: Add W or B.
1WB: Until end of turn, this land becomes a 2/3 white and black Elemental creature with lifelink. It's still a land.