Parallax Wave, Leonin Relic-Warder, Reveillark, and Carrion Feeder

Prerequisites

• Parallax Wave on the battlefield
• Leonin Relic-Warder in the graveyard
• Reveillark on the battlefield
• Carrion Feeder on the battlefield
• Parallax Wave has at least one fade counter on it

Steps

1. Activate Parallax Wave by removing a fade counter from it, exiling Reveillark
2. When Reveillark leaves the battlefield, it triggers, returning Leonin Relic-Warder from your graveyard to the battlefield
3. When Leonin Relic-Warder enters the battlefield, its first ability triggers, exiling Parallax Wave
4. When Parallax Wave leaves the battlefield, it triggers
5. Holding priority, activate Carrion Feeder by sacrificing Leonin Relic-Warder
6. When Leonin Relic-Warder leaves the battlefield, its second ability triggers, returning Parallax Wave from exile to the battlefield
7. Resolve the Carrion Feeder ability, putting a +1/+1 counter on it
8. Resolve the Parallax Wave trigger from step 4, returning Reveillark from exile to the battlefield
9. Repeat

Results

• Infinite +1/+1 counters on Carrion Feeder
• Infinite blinking
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers