Parallax Wave, Leonin Relic-Warder, Reveillark, and Phyrexian Altar

Prerequisites

• Parallax Wave on the battlefield
• Leonin Relic-Warder in the graveyard
• Reveillark on the battlefield
• Phyrexian Altar 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 Phyrexian Altar by sacrificing Leonin Relic-Warder, adding one mana of any color
6. When Leonin Relic-Warder leaves the battlefield, its second ability triggers, returning Parallax Wave from exile to the battlefield
7. Resolve the Parallax Wave trigger from step 4, returning Reveillark from exile to the battlefield
8. Repeat

Results

• Infinite blinking
• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers