Dauði Kaupmaðr, Life Thief

Trample
If 4 green mana was spent to cast this spell, Daudi Kaupmadr has Lifelink.
If 4 black mana was spent to cast this spell, Daudi Kaupmadr has Woe 2 (if this creature is put into
your graveyard, target creature gets -2/-2 as long this
creature remains in your graveyard)
"Blood makes the grass grow."