Infinite +1/+1 counters on a creatureInfinite colorless manaInfinite death triggersInfinite creature ETBInfinite creature LTBInfinite creature sacrifice triggersInfinite self-millPut a selection of permanant cards from your library and graveyard onto the battlefield
How it works
Activate Ashnod's Altar by sacrificing Strangleroot Geist, adding CC.
Strangleroot Geist's undying ability and Mortician Beetle trigger.
Resolve the Strangleroot Geist trigger, returning it from your graveyard to the battlefield with a +1/+1 and a vigilance counter.
Resolve the Mortician Beetle trigger, putting a +1/+1 counter on it.
Activate Tayam by paying 3, removing a +1/+1 counter from Mortician Beetle and removing both counters from Strangleroot Geist.
Holding priority, activate Ashnod's Altar by sacrificing Strangleroot Geist, adding CC.
Strangleroot Geist's undying ability and Mortician Beetle trigger.
Resolve the Strangleroot Geist trigger, returning it from your graveyard to the battlefield with a +1/+1 and a vigilance counter.
Resolve the Mortician Beetle trigger, putting a +1/+1 counter on it.
Activate Ashnod's Altar by sacrificing Strangleroot Geist, adding CC.
Mortician Beetle triggers, putting a +1/+1 counter on itself.
Resolve the Tayam ability from step 5, causing yourself to mill three cards and return Strangleroot Geist from your graveyard to the battlefield.