Cthulhu, Waking End

This spell costs {1} less to cast for each basic land type
among lands your opponents control.
When you cast Cthulhu, Waking End, draw 2 cards
and exile target permenant
Indestructible, Hexproof, Annihilator 3
When Cthulhu is put into a graveyard from
anywhere, its owner shuffles his/her graveyard
back into their library