Sprouting Phytohydra, and Blasting Station

Prerequisites

• Sprouting Phytohydra on the battlefield
• Blasting Station on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing a creature, dealing 1 damage to Sprouting Phytohydra
2. Sprouting Phytohydra triggers, creating a token copy of itself
3. The Sprouting Phytohydra token enters the battlefield, triggering Blasting Station, untapping Blasting Station
4. Activate Blasting Station by tapping it and sacrificing the damaged Sprouting Phytohydra, dealing 1 damage to the remaining Sprouting Phytohydra
5. Repeat from step 2

Results

• Infinite death triggers
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers