Joker artefacts
Joker artefacts are the objects left behind by the Jokers to puzzle their successor races.
Known artefacts
- Joker Towers - The most common type, towers have been found on many worlds.
- Wolf 429 planet
- Widdershins
- Phnobis
- Sol asteroid belt
- Tomorrow Strata
- Centre of the Universe
- Ring Stars
- Band
- Internal Planets of Protostar V
- Maze on Minos
- Joker Testament - poem