Florian, Voldaren Scion (Showcase) (318) [Innistrad: Midnight Hunt] [Showcase]

First strike At the beginning of each of your postcombat main phases, look at the top X cards of your library, where X is the total amount of life your opponents lost this turn. Exile one of those cards and put the rest on the bottom of your library in a random order. You may play the exiled card this turn.