mtg modern horizons 3 energy cards Amped Raptor (MH3-114) - you may play cards you own exiled this way until the end of your next turn. Weekly MTG Previews All New

Common Good calls for you to create X tokens that are copies of target token you control

The card is clearly not anywhere close to being ban-worthy, hence my outlandish claim, but lets see if can reasonably get there

Capacity: +200 without sleeves (+100 sleeved) Includes 1x black divider

It only takes one mana to transform it into a 1/1 Phyrexian Blinkmoth artifact creature with flying and infect

EDHREC players, for example, run this pretty frequently in Tinybones, Trinket Thief, Tinybones, Bauble Burglar, and Tergrid, God of Fright, all commanders that excel leading decks that aim to whittle opponents down to zero resources as soon as possible