Sarcomancy [Tempest] Legendary Creature you can return both monsters

you can return both monsters to their owner's hands at the start of the Damage Step (without damage calculation)

Set: Duels of the Planeswalkers Type: Creature — Elf Rarity: Rare Cost: {1}{G}{G} Other Elf creatures get +1/+1 and have forestwalk

the Tree of Tales

Set: Kaladesh Inventions Type: Artifact Creature — Construct Rarity: Mythic Cost: {X}{X} Hangarback Walker enters the battlefield with X +1/+1 counters on it

Set: Magic Player Rewards 2002 Type: Token Creature — Wurm Rarity: Common When wurms aren't hungry —Nantuko expression meaning "never"

Sarcomancy [Tempest] Legendary Creature you can return both monstersSet: Tempest Type: Enchantment Rarity: Rare Cost: {B} When Sarcomancy enters the battlefield, create a 2 2 black Zombie creature token. At the beginning of your upkeep, if there are no Zombies on the battlefield, Sarcomancy deals 1 damage to you.