Many, many ficlets: Highlander, Firefly, Batman
Prompt #1: Highlander, Methos,
Your sword’s grown old and rusty
Burnt beneath the rising sun
It’s locked up like a trophy
Forgetting all the things it’s done
(Giving up the Gun by Vampire Weekend)
Ficlet #1: An old and rusty sword
Prompt #2: Highlander, Methos/Kronos, Four Is Death
Ficlet #2: Four is Death
Prompt #3: Highlander, Methos/Duncan, Horsemen of the Apocalypse
Ficlet #3: And the world die with you
Prompt #4: Firefly, Book & Jayne, hearing Jayne's sort-of confession
Ficlet #4: Making room for more sinning
Prompt #5: Any, any, Goldfish Poop Gang
(which turned into: Batman, the Wayne family & The Eggman, Goldfish Poop Gang)
Ficlet #5: Batman versus the Eggman