Your search for "Collision // Colossus 223" revealed the following:
Collision // Colossus (RNA) from Ravnica Allegiance, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Jason Rainville Card Text:CollisionCollision deals 6 damage to target creature with flying./ColossusTarget creature gets +4/+2 and gains trample until end of turn.
Collision // Colossus (Foil) (RNA) from Ravnica Allegiance, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Jason Rainville Card Text:CollisionCollision deals 6 damage to target creature with flying./ColossusTarget creature gets +4/+2 and gains trample until end of turn....