Requires

Shark Typhoon must be on the battlefield. Storm-Kiln Artist must be on the battlefield. Ashnod's Altar must be on the battlefield. Mystic Speculation must be in hand. Mana needed:

Steps

1. Cast Mystic Speculation with buyback by paying .
2. Shark Typhoon and Storm-Kiln Artist trigger.
3. Resolve the Shark Typhoon trigger, creating a 1/1 Shark creature token.
4. Resolve the Storm-Kiln Artist trigger, creating a Treasure token.
5. Resolve Mystic Speculation, causing you to scry 3 and return it to your hand.
6. Activate the Treasure by tapping and sacrificing it, adding .
7. Activate Ashnod's Altar by sacrificing the Shark, adding .
8. Repeat.

Results