The Locust God, Arcanis the Omnipotent, Thornbite Staff, and Phyrexian Altar

Prerequisites

• The Locust God on the battlefield
• Arcanis the Omnipotent on the battlefield
• Thornbite Staff on the battlefield
• Phyrexian Altar on the battlefield
• Thornbite Staff attached to Arcanis the Omnipotent
• Arcanis the Omnipotent does not have summoning sickness

Steps

1. Activate Arcanis by tapping it, drawing three cards
2. The Locust God triggers three times, creating three 1/1 Insect creature tokens with flying and haste
3. Activate Phyrexian Altar by sacrificing an Insect, adding one mana of any color
4. Arcanis triggers, untapping itself
5. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite colored mana
• Near-infinite creature tokens with haste
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite sacrifice triggers
• Near-infinite untap of all creatures