Massacre Wurm (Promo Pack) [Core Set 2021 Promos] Mirage or did some inconceivable force

or did some inconceivable force shape the unshapable

Set: Arabian Nights Type: Enchantment Rarity: Uncommon Cost: {2}{G}{G} At the beginning of your upkeep

When Parallax Tide leaves the battlefield

Set: Core Set 2019 Prerelease Promos Type: Legendary Creature — Elder Dragon Rarity: Mythic Cost: {3}{R}{G}{W} Flying

Set: Iconic Masters Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {6}{G}{G} Trample

Massacre Wurm (Promo Pack) [Core Set 2021 Promos] Mirage or did some inconceivable forceSet: Core Set 2021 Promos Type: Creature Phyrexian Wurm Rarity: Mythic Cost: {3}{B}{B}{B} When Massacre Wurm enters the battlefield, creatures your opponents control get 2 2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life.