mtg you lose the game cards Calm At the beginning of that turns end step The #1 Reason You Lose

14 Umbris, Fear Manifest Nightmares Are Real A fascinating commander to really disrupt your opponent's game play, Umbris, Fear Manifest, takes your opponent's cards and eliminates them from the game, all while making Umbris even stronger

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owners control with a -1/-1 counter on it.) Illustrated by Trevor Hairsine Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp

What's not to like in Limited

I then built the deck in an 8 x 8 pattern with eight slots of eight cards each

If you dont spend any mana to sac it for a card, you still fetch two lands when it croaks