Your search for "Boros Locket 236" revealed the following:
Boros Locket (C21) from Commander 2021, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Aaron Miller Card Text:T: Add R or W.(R/W)(R/W)(R/W)(R/W), T, Sacrifice Boros Locket: Draw two cards.
Boros Locket (GRN) from Guilds of Ravnica, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Aaron Miller Card Text:T: Add R or W.(R/W)(R/W)(R/W)(R/W), T, Sacrifice Boros Locket: Draw two cards.
Reknit (SHM) from Shadowmoor, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Zoltan Boros & Gabor Szikszai Card Text:Regenerate target permanent.