Ob Nixilis, the Fallen [The List] Nightmare Sphinx Set: Portal Three Kingdoms Type:

Set: Portal Three Kingdoms Type: Creature — Human Soldier Rarity: Uncommon Cost: {2}{W}{W} Whenever Flanking Troops attacks

each planeswalker you control becomes a 4/4 red Dragon creature and gains flying

And if there's a route worth taking

Set: Summer Magic / Edgar Type: Artifact Creature — Construct Rarity: Rare Cost: {3} When Onulet dies

Ob Nixilis, the Fallen [The List] Nightmare Sphinx Set: Portal Three Kingdoms Type:Set: The List Type: Legendary Creature Demon Rarity: Mythic Cost: {3}{B}{B} Landfall Whenever a land enters the battlefield under your control, you may have target player lose 3 life. If you do, put three +1 +1 counters on Ob Nixilis, the Fallen. His spark lost, he plots revenge upon the plane whose corrupting mana fractured his soul.