Rograkh, Son of Rohgahh, Myth Unbound, Spawning Pit, and Estrid's Invocation

Prerequisites

• Rograkh, Son of Rohgahh on the battlefield
• Myth Unbound on the battlefield
• Spawning Pit on the battlefield
• Estrid's Invocation on the battlefield

Steps

1. Activate Spawning Pit by sacrificing Rograkh
2. Choose to have Rograkh return to the command zone from your graveyard
3. Myth Unbound and Estrid's Invocation trigger, causing you to draw two cards
4. Resolve the Spawning Pit ability
5. Cast Rograkh from the command zone by paying due to the cost reductions from Myth Unbound and Estrid's Invocation
6. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite charge counters on a permanent
• Near-infinite commander casts
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite creature sacrifice triggers
• Near-infinite death triggers
• Near-infinite storm count