Junkrat & Roadhog

Notable parts

• 6 moulds appear in no other set: Arm, Bigfig, Right with Yellow Elbow Pad, Black Wrist; Body Giant, Road Hog Black Vest, Sand Blue Legs; Hair and Mask, Top Knot, Black Gas Mask with White Stitches Pattern; Hair Spiky with Widow's Peak; Minifig Collar RIP Tire with Flat Silver Spikes Pattern; and 1 more.
• 4 parts come in a colour no other set has for that mould: Technic Cam (Yellow) ×2; Technic Tread Sprocket Wheel Small 6 Tooth (Medium Nougat) ×2; Bigfig Arm, Left [Plain] (Light Nougat); Plate Special Round 2 x 2 with Center Stud (Jumper Plate) (Olive Green).
• 3 printed parts are only in this set: Tile Round 1 x 1 with Smilie Face, X Eyes print (Yellow) ×2; Brick Round 2 x 2 Dome Top, Hollow Stud with Face, Open Mouth, Cheeks print… (White); Dome Hemisphere 4 x 4 with Junkertown Eyes and Smile print (Yellow).
• 5 parts appear in only a few other sets: Hand Hulk - Left (Light Nougat) — also in 76443 Hagrid & Harry's Motorcycle Ride; Hand Hulk - Right (Light Nougat) — also in 76443 Hagrid & Harry's Motorcycle Ride; Technic Beam 1 x 2 Thin (Dark Red) ×2 — also in 75533 Boba Fett, 70424 Ghost Train Express; Dome Hemisphere 4 x 4 (Yellow) — also in 41562 Trumpsy, 70609 Manta Ray Bomber; Brick Special 1 x 2 Palisade [aka Log] (Yellow) — also in 4404 Land Busters, 7261-2, 7261 Clone Turbo Tank (non-light-up, 2006 edition).
• 9 existing moulds first came out in their colour in 2019, including in this set: Bracket 1 x 1 - 1 x 1 (Yellow) ×4; Bar Holder with Hole and Bar Handle (Dark Red) ×2; Brick Round 1 x 1 Open Stud (Dark Green); Brick Round 1.5 x 1.5 Dome Top [Plain] (White); Brick Sloped Inverted 45° 4 x 1 Double with 1 x 2 Recessed (Black); and 4 more.
• 3 minifigure parts with their print are only in this set: Left Leg, Orange Pirate Peg Leg, and Olive Hips with Black Belt, Bandage print (Olive Green); Minifig Head Junkrat, Olive Green Face Paint, Bright Light Yellow Eyebrows… (Light Nougat); Torso, Odd Hands, Bare Chest, Muscles, Belt with Flask, Harness Print, Light… (Light Nougat).

Calculated from Rebrickable’s public set inventories, excluding sticker sheets and spare parts.