Sebastian Shaw

* Amanda Sefton - Shaw and the Hellfire club capture Amanda in X-Men #151-152
* Angel - *Enemy:* Hellfire Club observe Angel as Death on TV (New Mutants #61), and Shaw plot against Warren (X-Men UL #17) - *Ally:* Warren parties with the Hellfire Club in Rio (X-Men #2.73)
* Apocalypse - Hellfire Club observe the threat of Apocalypse on TV (New Mutants #61)
* Aurora - *Enemy:* Unknown, Shaw is involved in the sentinel attack in Alpha Flight #43
* Blob - Gyrich and Shaw land in the battle between X-51 and Brotherhood (X-51 #2)
* Box (Jeffries) - *Enemy:* Unknown, Shaw is involved in the sentinel attack in Alpha Flight #43
* Caliban - both are involved in the Central Park battle against Nimrod (X-Men #208)
* Callisto - both are involved in the Central Park battle against Nimrod (X-Men #208)
* Cannonball - *Enemy*: Shaw makes plots against the New Mutants (since NM #2) and they battle (#17), later they meet on uncertain terms (#53, 75). Nickname: "Young Man" (NM #17)
* Charles Xavier - *Enemy:* iconic foe since the Dark Phoenix period (since X-Men #129)
* Colossus - *Enemy:* iconic foe of the Dark Phoenix years (since X-Men #129)
* Cyclops - *Enemy:* enemy of the Dark Phoenix years (X-Men #129). Nickname: "My Tin-plated Comrade" (#132)
* Dazzler - *Enemy:* Shaw plans attacks against the X-Men in #247
* Doug Ramsey - *Enemy:* Shaw had some part in holding Doug prison in the Boston Academy (New Mutants #17), later they meet on uncertain terms in the Hellfire Club (#53)
* Emma Frost - they were in Hellfire Club together (from before X-Men #129 to New Mutants #75). Nickname: "My Pet" (XM #152)
* Firestar - Sebastian had planned to use Firestar in a Hellfire power struggle (mentioned in New Warriors An. #1)
* Green Goblin - *Ally:* Osborn parties with the Hellfire Club in Rio (X-Men #2.73)
* Havok - *Enemy:* Shaw plans attacks against the X-Men in #247
* Henry Gyrich - together they plot to take down the X-Men (from XM #142), and New Mutants (NM #13), and later Brotherhood of Mutants and Machine Man (X-51 #2)
* Iron-Man - Shaw is considering to fight Iron-Man in X-Men #132, later Tony Stark parties with the Hellfire Club in Rio (#2.73)
* Jean Grey - *Enemy:* iconic foe of the Dark Phoenix years (X-Men #129)
* Karma - *Enemy*: Shaw makes plots against the New Mutants (#2), later they meet on uncertain terms in the Hellfire Club (#53). Nickname: "Young Lady" (NM #54)
* Kingpin - they collide in Hong Kong in X-Men #2.63-2.64
* Lady Deathstrike - she observes him in X-Men #247
* Longshot - *Enemy:* Shaw plans attacks against the X-Men in #247
* Machine Man - they have a surprise confrontation and battle in Area 88 (X-51 #2)
* Magik - *Enemy:* Shaw battles the New Mutants in #17, later they meet on uncertain terms (#53, 75)
* Magma - *Enemy:* Shaw had battles with the New Mutants (#17, X-Men #189), later they meet on uncertain terms in the Hellfire Club (NM #53)
* Magneto - Magneto forges a pact with Hellfire Club (X-Men #210 - New Mutants #75) as White King
* Mastermind - they were in Hellfire Club together (from before X-Men #129)
* Mirage - *Enemy*: Shaw makes plots against the New Mutants (since #2) and they battle (#17), later they meet on uncertain terms (#53, 75)
* Moira MacTaggert - Moira speaks of lords of Hellfire Club in X-Men #253, he discusses Moira in X-Men #2.63
* Multiple Man - Shaw studies a medical file on Madrox in X-Men #2.63
* Mystique - Mystique assaults Shaw after he had hired her to kill Machine Man (X-51 #2)
* Nightcrawler - *Enemy:* iconic foe of the Dark Phoenix years (since X-Men #129)
* Northstar - *Enemy:* Unknown, Shaw is involved in the sentinel attack in Alpha Flight #43
* Psylocke - *Enemy:* Shaw plans attacks against the X-Men in #247 - *Ally:* with Warren she parties with the Hellfire Club in Rio (X-Men #2.73)
* Puck - *Enemy:* Unknown, Shaw is involved in the sentinel attack in Alpha Flight #43
* Pyro - Shaw studies a medical file on Pyro in X-Men #2.63
* Rachel Summers - *Enemy:* they come head to head in the Hellfire Club (X-Men #189) and in the Central Park battle (#208)
* Rogue - *Enemy:* apparently they have clashed when she was still villainous (stated in X-Men #209), when she is an X-Man they fight several times (#189, 208)
* Sabretooth - Hellfire Club see Sabretooth slain at the X-Mansion (New Mutants #75), later Sabretooth is manipulated by Shaw (X-Men UL #17)
* Selene - both are lords in Hellfire Club (New Mutants #22-75)
* Shadowcat - *Enemy:* main foe in the Dark Phoenix years (from X-Men #130), and Shaw also battles Shadowcat and the New Mutants in NM#17
* Storm - *Enemy:* iconic foe of the Dark Phoenix years (X-Men #129) - *Ally:* Storm accompanies Magneto into Hellfire Club (New Mutants #51). Nickname: "Wind-rider" (XM An. #7)
* Sunspot - *Enemy*: Shaw makes plots against the New Mutants (since #2) and they battle (#17), also meet at the ruins of the X-Mansion (#75)
* Tessa - he was her king in Hellfire Club (from before X-Men #132)
* Thor - Shaw is considering to fight Thor in X-Men #132
* Toad - Gyrich and Shaw land in the battle between X-51 and Brotherhood (X-51 #2)
* Valerie Cooper - they cooperate during Project Wideawake (New Mutants #13)
* Vindicator - *Enemy:* Unknown, Shaw is involved in the sentinel attack in Alpha Flight #43
* Warlock - they meet at the ruins of the X-Mansion (New Mutants #75)
* Warpath - as Hellion member Warpath worked for Shaw (e.g. New Mutants #17, 53)
* Wolfsbane - *Enemy*: Shaw makes plots against the New Mutants (since #2) and they battle (#17), later they meet on uncertain terms (#53, 75)
* Wolverine - *Enemy:* iconic foe of the Dark Phoenix years (X-Men #129)