Your search for "Izzet Locket 238" revealed the following:
Izzet Locket (GRN) from Guilds of Ravnica, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dmitry Burmak Card Text:T: Add U or R.(U/R)(U/R)(U/R)(U/R), T, Sacrifice Izzet Locket: Draw two cards.`
Izzet Locket (Foil) (GRN) from Guilds of Ravnica, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Dmitry Burmak Card Text:T: Add U or R.(U/R)(U/R)(U/R)(U/R), T, Sacrifice Izzet Locket: Draw two cards.`
Izzet Locket (C19) from Commander 2019, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dmitry Burmak Card Text:T: Add U or R.(U/R)(U/R)(U/R)(U/R), T, Sacrifice Izzet Locket: Draw two cards.
Izzet Signet (CLB) from Commander Legends: Battle for Baldur's Gate, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Raoul Vitale Card Text:1, T: Add UR.
Izzet Signet (CMM) from Commander Masters, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Raoul Vitale Card Text:1, T: Add UR.
Izzet Signet - Dan Frazier is Back: Enemy Signets (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Dan Frazier Card Text: Dan Frazier: Enemy Signets1, T: Add UR.
Izzet Signet (C18) from Commander 2018, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Raoul Vitale Card Text:1, T: Add UR.
Izzet Signet - Dan Frazier is Back Secret Lair (Etched) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Dan Frazier Card Text: Dan Frazier is Back: The Enemy Signets1, T: Add UR.
Izzet Signet (C21) from Commander 2021, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Raoul Vitale Card Text:1, T: Add UR.
Izzet Signet (Foil) (GPT) from Guildpact, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Greg Hildebrandt Card Text:1, T: Add UR to your mana pool.
Izzet Signet - MM3 Reprint (Foil) (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Raoul Vitale Card Text:1, T: Add UR to your mana pool.
Izzet Signet (TDC) from Tarkir: Dragonstorm Commander, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Raoul Vitale Card Text:1, T: Add UR.