Ghave, Guru of Spores + Yorvo, Lord of Garenbrig + Phyrexian Altar

Prerequisites

• You control a creature with a removable +1/+1 counter on it.

Steps

1. 1Activate Ghave's first ability by paying and removing a +1/+1 counter from a creature you control, creating a 1/1 Saproling creature token.
2. 2When the Saproling enters the battlefield, Yorvo triggers, putting a +1/+1 counter on it.
3. 3Activate Phyrexian Altar by sacrificing the Saproling, adding .
4. 4Repeat.

Effects

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