Your search for "Fire Diamond 445" revealed the following:
Fire Diamond - Rulebook Showcase (CLB) from Commander Legends: Battle for Baldur's Gate, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Phil Stone Card Text:Fire Diamond enters the battlefield tapped.T: Add R.
Fire Diamond - Rulebook Showcase (Foil) (CLB) from Commander Legends: Battle for Baldur's Gate, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Phil Stone Card Text:Fire Diamond enters the battlefield tapped.T: Add R.