Containment Construct, Skirge Familiar, Enduring Renewal, and Phyrexian Altar

Prerequisites

• Containment Construct on the battlefield
• Skirge Familiar on the battlefield
• Enduring Renewal on the battlefield
• Phyrexian Altar on the battlefield
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Steps

1. Activate Skirge Familiar by discarding a creature card with mana value one or less, adding
2. Containment Construct triggers, causing you to exile the creature card from your graveyard and allowing you to cast it from exile this turn
3. Cast the creature card from exile by paying its mana cost
4. Activate Phyrexian Altar by sacrificing the creature, adding one mana of any color
5. Enduring Renewal triggers, returning the creature card from your graveyard to your hand
6. Repeat

Results

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite self-discard triggers
• Infinite storm count