Phyrexian Altar + Dualcaster Mage + Stir the Grave

Prerequisites

• You have a creature card in your graveyard with mana value 3 or less.

Steps

1. 1Cast Stir the Grave by paying .
2. 2Holding priority, cast Dualcaster Mage by paying its mana cost.
3. 3When Dualcaster Mage enters, it triggers, targeting Stir the Grave.
4. 4Holding priority, activate Phyrexian Altar by sacrificing Dualcaster Mage.
5. 5Resolve the Dualcaster Mage trigger, copying Stir the Grave
6. 6Resolve the Stir the Grave copy, returning Dualcaster Mage from your graveyard to the battlefield.
7. 7Repeat from step 3.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite magecraft triggers