Lena, Selfless Champion + Nim Deathmantle + Phyrexian Altar

Prerequisites

• You conrtol at least three additional nontoken creatures.

Steps

1. 1Activate Phyrexian Altar by sacrificing Lena, adding .
2. 2Lena dies, triggering Nim Deathmantle, causing you to pay to return Lena from your graveyard to the battlefield, and attach Nim Deathmantle to it.
3. 3Lena enters the battlefield, creating at least four 1/1 Soldier creature tokens.
4. 4Activate Phyrexian Altar three times by sacrificing three Soldiers, adding .
5. 5Repeat.

Effects

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