Your search for "Callous Giant 139" revealed the following:
Callous Giant (INV) from Invasion, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Mark Brill Card Text:If a source would deal 3 damage or less to Callous Giant, prevent that damage.
Callous Giant (Foil) (INV) from Invasion, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Mark Brill Card Text:If a source would deal 3 damage or less to Callous Giant, prevent that damage.