Chronozoa, Solemnity, and Phyrexian Altar

Prerequisites

• Chronozoa in hand
• Solemnity on the battlefield
• Phyrexian Altar on the battlefield
• available

Steps

1. Cast Chronozoa by paying
2. It will enter without a time counter on it due to Solemnity
3. Activate Phyrexian Altar by sacrificing Chronozoa
4. When Chronozoa dies, it triggers, creating two token copies of itself that also enter with no time counters on them due to Solemnity
5. Repeat from step 2 using a token copy of Chronozoa instead

Results

• Infinite death triggers
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite colored mana
• Infinite creature tokens