Mirror Sheen, Desperate Ritual, and Sink into Takenuma

Prerequisites

• Mirror Sheen on the battlefield
• Desperate Ritual in hand
• Sink into Takenuma in hand
• available

Steps

1. Cast Sink into Takenuma by paying its mana cost, targeting yourself
2. Holding priority, cast Desperate Ritual by paying its splice cost, adding its effects onto Sink into Takenuma
3. Holding priority, activate Mirror Sheen by paying , copying Sink into Takenuma, which also has the effects of Desperate Ritual, targeting a player Resolve Sink into Takenuma, adding
4. Repeat from step 3

Results

• Infinite magecraft triggers