Athreos, Shroud-Veiled, Blasting Station, and Host of the Hereafter

Prerequisites

• Athreos, Shroud-Veiled on the battlefield
• Blasting Station on the battlefield
• Host of the Hereafter on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing the creature with a coin counter on it
2. When the creature dies, Athreos's second ability and Host of the Hereafter's ability trigger
3. Resolve the Host of the Hereafter trigger, putting a coin counter onto itself as well as +1/+1 counters if those were present
4. Resolve the Athreos trigger, returning the creature from your graveyard to the battlefield
5. When the creature enters, Blasting Station triggers, untapping itself
6. Resolve the Blasting Station ability from step 1
7. Activate Blasting Station by tapping it and sacrificing Host of the Hereafter
8. When Host of the Hereafter dies, it and Athreos's second ability trigger
9. Resolve the Host of the Hereafter trigger, putting a coin counter and +1/+1 counters onto the other nontoken creature
10. Resolve the Athreos trigger, returning Host of the Hereafter from your graveyard to the battlefield
11. When the creature enters, Blasting Station triggers, untapping itself
12. Resolve the Blasting Station ability from step 7
13. Repeat

Results

• Infinite +1/+1 counters on creatures you control
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite damage
• Infinite death triggers