Cemetery Soul Keepers

Landbond (When this creature enters the battlefield,
pair it with a land. Destroy the creature if the land
leaves play.When a land is played you may change
its pairing to that land. The either may gain an
ability, as noted)
Forest: {0}: Cemetery Soul Keepers changes into
a Forest basic land until the end of the turn.
Plains: You gain Hexproof from Black
Swamp: Cards in your graveyard have Hexproof
Other: Any spell your opponent cast that can
target Cemetery Soul Keepers must.