Extra pectoral muscles—sometimes three or four across, other times stacked in multiple rows (this is also called Stacking).

Related: Extra digits; Extra facial features; Multi-abs; Multi-balls; Multicock; Multihead; Multilimb; Multitongue; Multitorso; Replication; Stacking; Wings; Wristfooted.

Child of: Extras.

Top Stories: “Changing Nick”; “Mutation”; “Cool bracelet, bro”; “Metaboi”; “Enhancement program”; “Stop staring at me”; “You and I”; “Body game: Encounter 813”; “Tuesday”; “Hollyville”.

Recently Updated: “Tuesday”; “Search and rescue”.

33 stories found. Total word count: 367,856.