Mask Maker vs. Skull Grinder

Notable parts

• 1 part comes in a colour no other set has for that mould: Large Figure Mask Skull (Flat Silver).
• 1 printed part is only in this set: Large Figure Chest Cover, Armour Small with Red Background, Chains and Gears… (Pearl Titanium).
• 10 parts appear in only a few other sets: Large Figure Mask of Creation (Pearl Gold) — also in 5004409 Bionicle Power Up Cape (all Bionicle); Large Figure Mask Protector with Marbled Trans-Light Blue Pattern (Protector… (Pearl Gold) — also in 9781407162584; Large Figure Torso Cover, Armour, Ribbed (Trans-Neon Orange) — also in 71313 Lava Beast (all Bionicle); Large Figure Weapon Axe, Skull Warrior (Flat Silver) ×3 — also in 70794 Skull Scorpio, 70793 Skull Basher (all Bionicle); Large Figure Skeletal, Limb with Ball Joint and Ball Socket, Short (Trans-Neon Orange) — also in 70208 CHI Panthar, 70207 CHI Cragger; Large Figure Shoulder Cover, Armour, Ridged (Pearl Titanium) ×4 — also in 70793 Skull Basher, 70791 Skull Warrior, 70792 Skull Slicer (all Bionicle); Large Figure Weapon Sword, Skull Warrior (Flat Silver) — also in 71310 Umarak the Hunter, 70791 Skull Warrior, 70792 Skull Slicer (all Bionicle); Large Figure Skeletal, Limb with Ball Joint and Ball Socket, Rounded Beam (Flat Silver) ×4 — also in 70794 Skull Scorpio, 70793 Skull Basher, 70791 Skull Warrior, 70792 Skull Slicer (all Bionicle); Large Figure Hand, Fist with Axle Hole, 4 Fingers (Trans-Neon Orange) ×2 — also in 71308 Tahu - Uniter of Fire, 70783 Protector of Fire, 70211 CHI Fluminox, 70207 CHI Cragger; Large Figure Skeletal, Torso with 7 Ball Joints, and 6 Holes, Small (Flat Silver) — also in 70794 Skull Scorpio, 70793 Skull Basher, 70791 Skull Warrior, 70792 Skull Slicer (all Bionicle).
• 4 parts are otherwise only found in Bionicle sets: Large Figure Head Connector Block (Toa Okoto) (Flat Silver) ×2; Large Figure Head Connector Block Eye/Brain Stalk (Toa Okoto) (Trans-Neon Green); Large Figure Head Connector Block Eye/Brain Stalk (Toa Okoto) (Trans-Neon Orange); Large Figure Limb / Torso Cover, Armor (Toa Okoto) (Pearl Gold).
• 16 moulds first came out in 2015, including in this set: Large Figure Shoulder Cover, Armour, Ridged ×4; Large Figure Skeletal, Limb with Ball Joint and Ball Socket, Rounded Beam ×4; Large Figure Weapon Axe, Skull Warrior ×3; Large Figure Head Connector Block (Toa Okoto) ×2; Large Figure Head Connector Block Eye/Brain Stalk (Toa Okoto) ×2; and 11 more.
• 2 existing moulds first came out in their colour in 2015, including in this set: Large Figure Foot, with Ball Socket 3 x 5 x 2 (Flat Silver) ×2; Large Figure Skeletal, Torso with 7 Ball Joints, and 6 Holes, Small (Flat Silver).

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