Strangleroot Geist Combos
Agatha's Soul Cauldron + Triskelion + Strangleroot Geist
Agatha's Soul Cauldron + Walking Ballista + Strangleroot Geist
Ashnod's Altar + Strangleroot Geist + Tayam, Luminous Enigma
Combo result
Mill your deck, returning all permanents with CMC 3 or less. Infinite :manac:. Infinite ETB. Infinite death triggers. Infinite sacrifice triggers.
Prerequisites
All permanents on the battlefield. Either or no +1/+1 counters on the creatures with Undying. Alternatively, any two creatures with Persist or Undying will also work.