Your search for "Selfless Spirit 167" revealed the following:
Selfless Spirit (SOC) from Secrets of Strixhaven Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Seb McKinnon Card Text:FlyingSacrifice this creature: Creatures you control gain indestructible until end of turn.
Selfless Spirit (BLC) from Bloomburrow Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Seb McKinnon Card Text:FlyingSacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn.
Selfless Spirit - EMN Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Seb McKinnon Card Text:FlyingSacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn.
Selfless Spirit - RCQ Promo (Foil) (PRCQ) from Regional Championship Qualifiers 2022, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Justine Jones Card Text:FlyingSacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn.
Selfless Spirit - RCQ Promo (PRCQ) from Regional Championship Qualifiers 2022, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Justine Jones Card Text:FlyingSacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn.