Synod Artificer, Orochi Hatchery, Thornbite Staff, and Ashnod's Altar

Prerequisites

• Synod Artificer on the battlefield
• Orochi Hatchery on the battlefield
• Thornbite Staff on the battlefield
• Ashnod's Altar on the battlefield
• Thornbite Staff attached to Synod Artificer
• Synod Artificer does not have summoning sickness
• Orochi Hatchery has at least four charge counters on it
• available

Steps

1. Activate Orochi Hatchery by paying and tapping it, creating at least four 1/1 Snake creature tokens
2. Activate Ashnod's Altar three times by sacrificing three Snakes, adding six
3. The Snakes die, triggering Synod Artificer, untapping Synod Artificer
4. Activate Synod Artificer's second ability by paying and tapping it, untapping Orochi Hatchery
5. Repeat

Results

• Infinite colorless mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite untap of noncreature artifacts you control