Shadow of the Second Sun (Retro) [Modern Horizons 3] Chimera Hydra create a 1/2 black Phyrexian

create a 1/2 black Phyrexian Wurm artifact creature token with deathtouch and a 2/1 black Phyrexian Wurm artifact creature token with lifelink

Now they tremble as I take flight

the Swelling Scourge or another colorless creature you control dies

you may exile a colorless card with mana value 7 or greater from your hand

If a card is exiled with Ugin's Labyrinth

Shadow of the Second Sun (Retro) [Modern Horizons 3] Chimera Hydra create a 1/2 black PhyrexianSet: Modern Horizons 3 Type: Enchantment Aura Rarity: Mythic Cost: {4}{U}{U} At the beginning of enchanted player's postcombat main phase, there is an additional beginning phase after this phase. (The end step happens after the added untap, upkeep, and draw steps.) Live fully, then return to the beginning.