Kumena, Tyrant of Orazca (Rainbow Foil) [Secret Lair Drop Series] Forest Island They mutate into the creature

They mutate into the creature on top plus all abilities from under it

which in turn allow them to run their trains between iconic American cities

the Aeons Torn is put into a graveyard from anywhere

Jason Bulmahn

Helper card

Kumena, Tyrant of Orazca (Rainbow Foil) [Secret Lair Drop Series] Forest Island They mutate into the creatureSet: Secret Lair Drop Series Type: Legendary Creature Merfolk Shaman Rarity: Mythic Cost: {1}{G}{U} Tap another untapped Merfolk you control: Kumena, Tyrant of Orazca can't be blocked this turn. Tap three untapped Merfolk you control: Draw a card. Tap five untapped Merfolk you control: Put a +1 +1 counter on each Merfolk you control.