Callisto

* Alex Power - they have been allies (PP #11-12, X-Men #195)
* Amanda Sefton - *Enemy:* Amanda confronts Callisto in the Alley with the X-Men (#179)
* Angel *- Enemy:* Callisto held Warren captured and tried to marry him (X-Men #169-170), later again attacks the X-Men (#293). Nickname: "My Pretty-pretty" (XM #170)
* Banshee - Callisto stays on Muir Isle for a period (from X-Men #216)
* Beast - they meet after the battle of Ship (X-Men #264)
* Bishop *- Enemy:* Callisto again attacks the X-Men (U #293)
* Cable - *Enemy*: Cable and Storm stop Callisto from bombing a Cheney concert (Cable #42)
* Caliban - Callisto was his leader in the Morlocks since before X-Men #169
* Cannonball - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191), she pays a visit to the X-mansion (#193), and lives there after the Mutant Massacre (X-Men #212-215)
* Captain America - they join forces to end the spell that Kulan Gath put on New York (X-Men #191)
* Captain Britain - they get a glimpse of each other at the Excalibur vs. nazi train hostage transfer (E #11)
* Charles Xavier - *Enemy:* the X-Men confront Callisto in the Alley (#179), she later again atacks the X-Men (#293) - *Ally:* they join forces to end the spell that Kulan Gath put on New York (#191), and Callisto saves him after a brutal assault (#193), later members of the Genosha Excalibur (from #3.2)
* Colossus *- Enemy:* the X-Men fought Callisto in the Alley (X-Men #169-170) and several times later - *Ally:* Callisto remembers him from the battles in the New York that Kulan Gath created (#191), after that they are allies, and even have a romance in Soho (#262-265). Nickname: "Big Guy" (XM #263)
* Cyclops - Havok and Callisto discuss Cyclops on the phone (X-Men #219)
* Dazzler - they go to live on Muir Island together (from X-Men #215). Nickname: "Lightengale" (XM #217)
* Death - Death impersonates her in Excalibur #25
* Doctor Strange - they join forces to end the spell that Kulan Gath put on New York (X-Men #191)
* Doug Ramsey - Callisto pays a friendly visit to the X-mansion (X-Men #193), and bunks a while after the Mutant Massacre (#212-215)
* Forge - they join forces against Masque (X-Men #263) and then the Genoshan magistrates (#264)
* Havok - they speak on the phone when Havok searches for his friends (X-Men #219)
* Iceman *- Enemy:* Callisto again attacks the X-Men (U #293)
* Jack Power - they have been allies (PP #11-12, X-Men #195)
* Julie Power - they have been allies (PP #11-12, X-Men #195)
* Jean Grey *- Ally:* they join forces against Masque (X-Men #263) and Genoshans (#264) - *Enemy:* Callisto again attacks the X-Men (U #293)
* Karma - Callisto stays at the X-Mansion after the Mutant Massacre (X-Men #212-215)
* Katie Power - they have been allies (PP #11-12, X-Men #195)
* Leech - they were in Morlocks (from before X-Men #179)
* Longshot - they go to live on Muir Island together (from X-Men #215)
* Magik - *Enemy:* Illyana and the X-Men confront Callisto in the Alley (X-Men #179) - *Ally:* they join forces to end the spell that Kulan Gath put on New York (#191), and Callisto stays at the X-Mansion after the Mutant Massacre (#212-215)
* Magma - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191), and she stays at the X-Mansion after the Mutant Massacre (#212-215)
* Magneto - Callisto stays at the X-Mansion after the Mutant Massacre (X-Men #212-215), and they have met several times later
* Marrow - fellow Morlocks since Marrow's childhood
* Meggan - they get a glimpse of each other at the Excalibur vs. nazi train hostage transfer (E #11)
* Mirage - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191), and she stays at the X-Mansion after the Mutant Massacre (X-Men #212-215)
* Moira MacTaggert - they met after the Mutant Massacre (New Mutants #46), and Callisto stays on Muir Isle for a period (from X-Men #216)
* Multiple Man - Callisto stays on Muir Isle for a period (from X-Men #216)
* Nightcrawler *- Enemy:* the X-Men fought Callisto in the Alley (X-Men #169-170) - *Ally:* Callisto remembers the battles in the New York that Kulan Gath created (#191), she visits the X-mansion (#193), and since then they are allies. Nickname: "Fuzzy" (XM #190)
* Polaris - Lorna is told about Callisto on Muir Island in X-Men #254
* Psylocke - Callisto stays at the X-Mansion after the Mutant Massacre (from X-Men #212) and then to Muir Island (from #215)
* Rachel Summers - Callisto remembers her from the battles in the New York that Kulan Gath created (X-Men #191), they meet several times (#193 and 195), and the X-Men set up camp with her (#207). Nickname: "Red" (XM #190)
* Rogue - *Enemy:* the X-Men confront Callisto in the Alley (#179) - *Ally:* they are frequent allies (from #191) and Callisto stays at the X-Mansion after the Mutant Massacre (#212-215)
* Sabretooth - *Enemy:* she is there when he attacks the X-Mansion (X-Men #213)
* Scarlet Witch - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191)
* Sebastian Shaw - both are involved in the Central Park battle against Nimrod (X-Men #208)
* Selene - they become awkward allies against Kulan Gath (#190-191), and again against Nimrod (#208)
* Shadowcat *- Enemy:* the X-Men fought Callisto in the Alley (X-Men #169-170 and 179) - *Ally:* they meet again several times on friendly terms (#195), remaining allies. Nickname: "Little One", "Sweet Sister" and "Pretty-pretty" (XM #179)
* Siryn - they must have met in the period where Callisto worked for Moira (from X-Men #216)
* Spider-Man - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191)
* Starfox - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191)
* Storm - *Enemy:* personal enemies from when they first met in the Alley (X-Men #169 until around #293) - *Ally:* they join forces to end the spell that Kulan Gath put on New York (#191), later frequent allies. Nicknames: "Silver-top" (XM #170), "Wind-witch" (#171), "Dear Heart" (#179), "Wind-rider" (#190-2.79), "Blue-eyes" (#190), "Wind-runner" (#207 when Ororo has no powers), "Witch" (Cable #42)
* Sunspot - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191),and she stays at the X-Mansion after the Mutant Massacre (#212-215)
* Tessa - both are involved in the Central Park battle against Nimrod (X-Men #208)
* Trish Tilby - Beast mentions Trish when they are in the Ship (X-Men #264)
* Vision - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191)
* Warlock - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191), and she stays at the X-Mansion after the Mutant Massacre (#212-215)
* Wasp - Callisto remembers the battles in the New York that Kulan Gath created (X-Men #191)
* Wolfsbane - Calisto remembers the battles in the New York that Kulan Gath created (X-Men #191), and she stays at the X-Mansion after the Mutant Massacre (#212-215)
* Wolverine - *Enemy:* the X-Men confront Callisto in the Alley (#179) - *Ally:* they meet many times (from #193), the X-Men even live with her (#207) and she with them (#212-215)