Crossovers
- None so far!

Cameos/References
- Megatokyo - Looks like the 21st Century Anime Festival has a showing of... Megatokyo! Strip 006
- Megatokyo - Ping and Miho operates the controls! Strip 008
- Megatokyo - A "Capture the Bear"-poster is found on the wall in the Angel's barracks! Strip 013
- Staccato - Basketcase has been put ot good use by Hammer, updating the squads log! Strip 047
- No Need For Bushido - That looks like a bottle of strong Sake! Hey! It's Cho! Strip 176
- It's Walky! - It's walky T-shirts are good quality! They will hold way into the future! 13-12-2006

Angels cameos/references can be found in:
- The Tao of Geek - Hot young female spacepilots are not considered normal everywhere! 01-08-2003
- The Tao of Geek - Loser have made it to the only kind of adverticing T-Shirt Pete would wear... 07-05-2004
- Elf Only Inn - Quetz Valdex, WoW-special, has joined the growing army of the Sisterhood! 31-01-2007