Epitaph Golem, Grenzo, Dungeon Warden, Phyrexian Altar, and Su-Chi Cave Guard

Prerequisites

• Epitaph Golem on the battlefield
• Grenzo, Dungeon Warden on the battlefield
• Phyrexian Altar on the battlefield
• Su-Chi Cave Guard on the battlefield
• Grenzo has a power of eight or greater

Steps

1. Activate Phyrexian Altar by sacrificing Su-Chi Cave Guard, adding one mana of any color
2. When Su-Chi Cave Guard dies, it triggers, adding eight
3. Activate Epitaph Golem by paying , putting Su-Chi Cave Guard on the bottom of your library from your graveyard
4. Activate Grenzo by paying , putting Su-Chi Cave Guard into your graveyard from the bottom of your library, and then putting it onto the battlefield
5. Repeat

Results

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