Containment Construct + Enduring Renewal + Phyrexian Altar + Skirge Familiar

WB identity

Commander legal

The 4 combo pieces

What must be in place

You have a creature card in hand with mana value one or less.
You have enough mana to cast the creature with mana value one or less in hand if it cannot be cast using black mana.

How to execute it

  1. Activate Skirge Familiar by discarding a creature card with mana value one or less, adding {B}.
  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.

What the combo produces