Moritte of the Frost, River Kelpie, and Blasting Station

Prerequisites

• Moritte of the Frost on the battlefield
• River Kelpie on the battlefield
• Blasting Station on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing Moritte of the Frost
2. When Moritte of the Frost dies, its Persist ability triggers, returning it from your graveyard to the battlefield as a copy of River Kelpie with one -1/-1 counter from Persist and +1/+1 counter from its own ability on it
3. Remove both counters from Moritte of the Frost as a state-based action
4. When Moritte of the Frost enters the battlefield, it, River Kelpie, and Blasting Station trigger
5. Resolve the Moritte of the Frost and River Kelpie abilities, causing you to draw two cards
6. Resolve the Blasting Station ability from step 4, untapping it
7. Resolve the Blasting Station ability from step 1, dealing 1 damage to any target
8. Repeat

Results

• Infinite card draw
• Infinite draw triggers
• Near-infinite damage
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinite sacrifice triggers