Tayam, Luminous Enigma, Cathodion, Scarland Thrinax, and Zahur, Glory's Past

Prerequisites

• Tayam, Luminous Enigma on the battlefield
• Cathodion on the battlefield
• Scarland Thrinax on the battlefield
• Zahur, Glory's Past on the battlefield
• available

Steps

1. Activate Tayam by paying and removing three counters from creatures you control
2. Holding priority, activate Scarland Thrinax by sacrificing Cathodion
3. When Cathodion dies, it and Zahur trigger Resolve the Cathodion trigger, adding
4. Resolve the Zahur trigger, creating a tapped 2/2 Zombie creature token that enters the battlefield with a vigilance counter due to Tayam
5. Resolve the Scarland Thrinax, putting a +1/+1 counter on Scarland Thrinax 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 a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers
• Infinite self-mill