Tayam, Luminous Enigma, Cathodion, Extruder, and Field of Souls

Prerequisites

• Tayam, Luminous Enigma on the battlefield
• Cathodion on the battlefield
• Extruder on the battlefield
• Field of Souls on the battlefield
• available

Steps

1. Activate Tayam by paying and removing three counters from creatures you control
2. Holding priority, activate Extruder by sacrificing Cathodion
3. When Cathodion dies, it and Field of Souls trigger Resolve the Cathodion trigger, adding
4. Resolve the Field of Souls trigger, creating a 1/1 Spirit creature token that enters the battlefield with a vigilance counter due to Tayam
5. Resolve the Extruder, putting a +1/+1 counter on a creature Resolve the Tayam ability from step 1, causing you to mill three cards and return Cathodion from your graveyard to the battlefield with a vigilance counter on it
6. Repeat

Results

• Infinite +1/+1 counters on creatures you control
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers
• Infinite self-mill