Breach the Multiverse (Extended Art) [March of the Machine] LGS095 destroy all cards in your

destroy all cards in your arsenal

You may play it this chain link

cards from Mystery Booster

and the second piece of the combat damage trigger on the second chosen one

where X is the damage dealt by Aether Wildfire

Breach the Multiverse (Extended Art) [March of the Machine] LGS095 destroy all cards in yourSet: March of the Machine Type: Sorcery Rarity: Rare Cost: {5}{B}{B} Each player mills ten cards. For each player, choose a creature or planeswalker card in that player's graveyard. Put those cards onto the battlefield under your control. Then each creature you control becomes a Phyrexian in addition to its other types.