Shadowborn Demon [Magic 2014]

Shadowborn Demon [Magic 2014]Set: Magic 2014 Type: Creature Demon Rarity: Mythic Cost: {3}{B}{B} Flying When Shadowborn Demon enters the battlefield, destroy target non Demon creature. At the beginning of your upkeep, if there are fewer than six creature cards in your graveyard, sacrifice a creature.

Sacrifice Command Beacon: Put your commander into your hand from the command zone

"It's actually quite simple

Shuffle Blue Sun's Zenith into its owner's library

Set: Mercadian Masques Type: Creature — Beast Rarity: Uncommon Cost: {4}{U} {U}: Mill a card

Dracogenius deals 1 damage to any target

Some spirits mourn

Set: Planeshift Type: Creature — Zombie Rarity: Common Cost: {1}{B} Blue spells and red spells you cast cost {1} less to cast

Set: Commander 2018 Type: Sorcery Rarity: Rare Cost: {2}{B/G}{B/G}{B/G} Create a 1/1 black and green Worm creature token for each land card in your graveyard

they burrowed

if you control two or more Swamps

All that does not fit

you may begin the game with it on the battlefield