Scurry Oak + Death's Presence + Phyrexian Altar

Prerequisites

• You control at least one additional creature.

Steps

1. 1Activate Phyrexian Altar by sacrificing any other creature, adding one mana of any color.
2. 2Death's Presece triggers, putting a number of +1/+1 counters on Scurry Oak equal to the sacrificed creature's power.
3. 3Scurry Oak triggers, creating a 1/1 Squirrel creature token.
4. 4Repeat.

Effects

• Infinite +1/+1 counters on a creature
• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers