Extravagant Replication + Mnemonic Wall + Time Stretch

U identity

Commander legal

The 3 combo pieces

What must be in place

You have enough mana to cast Time Stretch each other turn.

How to execute it

  1. Cast Time Stretch by paying its mana cost, causing you to take two extra turns after this one.
  2. Move to your first extra turn.
  3. At the beginning of your upkeep, Extravagant Replication triggers, creating a token copy of Mnemonic Wall.
  4. When the Mnemonic Wall token enters the battlefield, it triggers, returning Time Stretch from your graveyard to your hand.
  5. Repeat during your second extra turn.

What the combo produces