Rikku, Resourceful Guardian

Legendary Creature — Human Artificer{2}{U}2/3

Whenever you put one or more counters on a creature, until end of turn, that creature can't be blocked by creatures your opponents control. Steal — {1}, {T}: Move a counter from target creature an opponent controls onto target creature you control. Activate only as a sorcery.

Colour identity Blue · Steal · Commander page

In short

Rikku, Resourceful Guardian has 4 listed printings; the most valuable is the Borderless · Chocobo Track Foil printing from FIC at US$83.00 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.