Some of Magics most busted cards rely on the graveyard, so building around self-mill gets you off to a strong start, especially in Commander, where games go long
This is where Archive Trap becomes an important piece of our deck, both as a rattlesnake effect for anyone who identifies our deck as a mill deck and an extra Petitioners activation, cutting our win condition down by one more turn
It reads, When Foe-Razer Regent enters the battlefield, you may have it fight target creature you dont control
Sefris really shines in a graveyard-centric build but would still do well in other archetypes
Finally, if you cant beat opponents in the more direct ways above, Laboratory Maniac can still steal you that win
This deck looks to generate tons of tokens and mana to overwhelm your opponent