Vessel of the All-Consuming

Trample

Whenever this creature deals damage, put a +1/+1 counter on it.

Whenever this creature deals damage to a player, if it has dealt 10 or more damage to that player this turn, they lose the game.

(As this Saga enters and after your draw step, add a lore counter.)

I — Destroy each nonland permanent with mana value 1 or less.

II — Exile all graveyards.

III — Exile this Saga, then return it to the battlefield transformed under your control.