Medomai the Ageless, Sakashima's Student, Mirror Gallery, Triton Shorestalker, and Equilibrium

Prerequisites

• Medomai the Ageless on the battlefield
• Sakashima's Student in hand
• Mirror Gallery on the battlefield
• Triton Shorestalker on the battlefield
• Equilibrium on the battlefield
• Triton Shorestalker does not have summoning sickness
• each turn available

Steps

1. Declare Triton Shorestalker as an attacker
2. During the declare blockers phase, when you recieve priority, activate Sakashima's Student's Ninjutsu ability by paying and returning Triton Shorestalker from the battlefield to your hand, putting Sakashima's Student from your hand onto the battlefield tapped and attacking as a copy of Medomai
3. Deal combat damage with Sakashima's Student, causing you to take an additional turn after this one
4. Cast Triton Shorestalker by paying
5. Equilibrium triggers, causing you to pay to return Sakashima's Student from the battlefield to your hand
6. Pass the turn
7. Repeat

Results

• Infinite turns