Adaptive Gemguard, Ghave, Guru of Spores, Phyrexian Altar, and Kaya, Geist Hunter

Prerequisites

• Adaptive Gemguard on the battlefield
• Ghave, Guru of Spores on the battlefield
• Phyrexian Altar on the battlefield
• Kaya, Geist Hunter on the battlefield
• Kaya has at least two loyalty counters on it
• There is at least one removable +1/+1 counter on a creature you control
• available

Steps

1. Activate Kaya's second loyalty ability by removing two loyalty counters from it, causing you to double any tokens you create this turn
2. Activate Ghave's first ability by paying and removing a +1/+1 counter from a creature you control, creating two 1/1 Saproling creature tokens
3. Activate Adaptive Gemguard by tapping the Saprolings, putting a +1/+1 counter on Adaptive Gemguard
4. Activate Phyrexian Altar by sacrificing a Saproling, adding
5. Repeat from step 2

Results

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