Squee, Dubious Monarch is a rare Legendary Creature — Goblin Noble card from Dominaria United (DMU), collector number 291. Current market price: $0.34 (foil $0.42), TCGplayer market prices via Scryfall.
Haste Whenever Squee attacks, create a 1/1 red Goblin creature token that's tapped and attacking. You may cast this card from your graveyard by paying {3}{R} and exiling four other cards from your graveyard rather than paying its mana cost.