Displacer Kitten | Dockside Extortionist

(and one other card)

Spell with Buyback (Mana Payments Only)

You have enough mana to cast the buyback spell with buyback.
Opponents control a number of artifacts and/or enchantments equal to or greater than one plus the number of Treasure tokens that would be required to cast the buyback spell with buyback.
There are legal targets for the buyback spell, if applicable.

Cast the buyback spell with buyback by paying its mana cost plus its buyback cost.
Displacer Kitten triggers, blinking
Dockside Extortionist.
When
Dockside Extortionist enters the battlefield, it triggers, creating a number of Treasure artifact tokens equal to the number of artifacts and/or enchantments opponents control.
Resolve the buyback spell, performing its listed effect and returning it to your hand.
Activate a Treasure by tapping and sacrificing it, adding one mana of any color.
Repeat step 5 until you have enough mana to cast the buyback spell with buyback.
Repeat from step 1.

WARNING: Combo contains cards that are banned in Commander