Ayara, First of Locthwain + Plague of Vermin

Ayara, First of Locthwain
Plague of Vermin

Requires
Ayara on the battlefield. Plague of Vermin in hand. You have higher life total than your opponents. 6b available.
Steps
  1. Cast Plague of Vermin by paying 6b
  2. Resolve Plague of Vermin, choosing to pay all but one life and create that many black Rat tokens
  3. For each Rat tokens that enters the battlefield, Ayara triggers, causing you to gain that many life and each opponent to lose that many life
Results
Near-infinite lifeloss. Near-infinite lifegain. Near-infinite lifegain triggers. Near-infinite creature tokens for all players. Near-infinite ETB.