Chronozoa, Solemnity, and Ashnod's Altar

Prerequisites

• Chronozoa in hand
• Solemnity on the battlefield
• Ashnod's 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 Ashnod's 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 colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite creature tokens