Carrion Feeder, Ganax, Astral Hunter, Haunted One, Honor-Worn Shaku, and Ion Storm

Prerequisites

• Carrion Feeder on the battlefield
• Ganax, Astral Hunter on the battlefield
• Haunted One on the battlefield
• Honor-Worn Shaku on the battlefield
• Ion Storm on the battlefield
• Ganax does not have a +1/+1 counter on it

Steps

1. Activate Honor-Worn Shaku's first ability by tapping it, adding
2. Activate Honor-Worn Shaku's second ability by tapping Ganax
3. Ganax triggers, causing all Dragons you control to get +2/+0 and undying until end of turn
4. Resolve the Honor-Worn Shaku ability, untapping it
5. Activate Carrion Feeder by sacrificing Ganax
6. When Ganax dies, its undying ability triggers, returning itself to the battlefield from your graveyard with a +1/+1 counter on it
7. When Ganax enters the battlefield, it triggers, creating a Treasure artifact token
8. Resolve the Carrion Feeder ability from step 5, putting a +1/+1 counter on it
9. Activate the Treasure by tapping and sacrificing it, adding
10. Activate Ion Storm by paying and removing a +1/+1 counter from Ganax, dealing two damage to any target
11. Repeat

Results

• Infinite +1/+1 counters on Carrion Feeder
• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinitely powerful Dragons until end of turn except Ganax
• Infinite sacrifice triggers
• Infinite scry 1