Inalla, Archmage Ritualist + Wanderwine Prophets + Ashnod's Altar
Infinite Mana: Infinite ETB, Infinite LTB, Infinite colorless mana, Infinite combat damage, Infinite death triggers, Infinite sacrifice triggers, Infinite turns, Lock
Cast Wanderwine Prophets by paying {4}{U}{U}.
Wanderwine Prophets enters the battlefield, triggering its champion ability and Inalla.
Resolve the Inalla trigger, causing you to pay {1} to create a token copy of Wanderwine Prophets with haste.
The token Wanderwine Prophets enters the battlefield, championing the nontoken Wanderwine Prophets.
The nontoken Wanderwine Prophets leaves the battlefield, returning nothing from exile to the battlefield.
Resolve the nontoken Wanderwine Prophets trigger from step 2, choosing not to exile anything.
Activate Ashnod's Altar by sacrificing the Mistbind Clique token, adding at least one mana.
The Wanderwine Prophets token leaves the battlefield, returning the nontoken Wanderwine Prophets from exile to the battlefield.
Repeat from step 2 until satisfied.
When the nontoken wanderwine Prophets enters the battlefield, it triggers Inalla and Wanderwine Prophets.
Resolve Inalla's trigger, causing you to pay {1} to create a token copy of Wanderwine Prophets.
Token copy of Wanderwine Prophets enters the battlefield, championing original Wanderwine Prophets.
Resolve the Wanderwine Prophets trigger, does nothing.
Move to combat.
Declare token copy of Wanderwine Prophets as attacker.
Deal combat damage with Wanderwine Prophets.
Token copy of Wanderwine Prophets triggers, causing you to sacrifice itself and take an extra turn after this one.
Token copy of Wanderwine Prophets leaves the battlefield, returning Wanderwine Prophets to the battlefield from exile.
Repeat step 2 to 5.
Move to your next turn.
Repeat from step 14.
Cards: Inalla, Archmage Ritualist, Wanderwine Prophets, Ashnod's Altar