Mirror Sheen, Desperate Ritual, and Cranial Extraction

Prerequisites

• Mirror Sheen on the battlefield
• Desperate Ritual in hand
• Cranial Extraction in hand
• available

Steps

1. Cast Cranial Extraction by paying its mana cost, targeting yourself
2. Holding priority, cast Desperate Ritual by paying its splice cost, adding its effects onto Cranial Extraction
3. Holding priority, activate Mirror Sheen by paying , copying Cranial Extraction, which also has the effects of Desperate Ritual, targeting an opponent
4. Resolve Cranial Extraction, adding
5. Repeat from step 3

Results

• Infinite magecraft triggers