meets Xavier in Afghanistan right after his legs were crushed in battle with the alien Lucifer, takes brutal revenge on some rebels who raped and killed some UN help workers
X-Treme X-Men (1st series) #9
trained by Xavier to be his spy as the personal assistant of Sebastian Shaw
Classic X-Men #7
Shaw’s people kill former Inner Circle of the Hellfire Club and rise to power
X-Treme X-Men (1st series) #41
uses her analytical skills to help Shaw win an important bet against the powerful Elias Bogan
X-Treme X-Men (1st series) #3
warns Betsy Braddock to stay away from the Hellfire Club
X-Men (1st series) #132
first appearance
Marvel Graphic Novel #4
kidnapped along Xavier by Donald Pierce, who has developed a hatred towards all mutants, freed by the New Mutants, promises to deal with Pierce no longer trusted by Xavier
Uncanny X-Men (1st series) #189
senses the danger that Selene, the latest addition to the Hellfire Club, is about to become, tries to warn Shaw about her
Uncanny X-Men (1st series) #209
X-Men and Hellfire Club are forced to join forces against common foe, Tessa offers sanctuary and lasting truce
Uncanny X-Men (1st series) #245
has no love left for the Hellfire Club after Shaw has been expelled from the Inner Circle
X-Men (2nd series) #29
with Shaw believed dead, she temporarily works for his son Shinobi, who was actually behind the attempt on Shaw’s life, uses telepathic powers more openly
X-Force (1st series) #49
summoned back to Shaw’s side, uses telepathy to put Holocaust and most of X-Force under mental hold
X-Man Annual '96
accidentally reactivates the memory of an amnesiac Madelyne Pryor
X-Treme X-Men (1st series) #41
abducted and tortured by Elias Bogan, abandoned by Sebastian Shaw, rescued by Storm
X-Men (2nd series) #102-103
works for the X-Men as mansion staff
X-Men (2nd series) #109
adopts codename Sage, joins Storm’s team to search for Destiny’s diaries
X-Treme X-Men (1st series) #3
temporarily boosts the Beast‘s healing capabilities and foreshadows his transformation from ape-like to cat-like
X-Treme X-Men (1st series) #9
Shaw tries to get her back and has her trapped in an illusionary scenario by Lady Mastermind, outsmarts them
X-Treme X-Men (1st series) #10
jumpstarts the latent teleportation power of Slipstream
X-Treme X-Men (1st series) #14
jumpstarts Rogue, giving her full access to every ability she absorbed before
X-Treme X-Men (1st series) #17
humiliates the Viper
X-Treme X-Men (1st series) #20-23
friendship with Bishop, investigates in murder case involving Bogan, has a fall-out with Xavier
X-Treme X-Men (1st series) #40-44
another conflict with Bogan, past revealed to the other X-Men, finds herself fully accepted and feels she belongs
Uncanny X-Men (1st series) #444
member of Storm’s X.S.E., uses mansion computers to monitor mutant situations all over the world
Uncanny X-Men (1st series) #446
briefly taken over by the Fury
Uncanny X-Men (1st series) #452-454
rejoins Hellfire Club as a force for good
New Excalibur #5
joins Excalibur
New Excalibur #20-24
loses herself in Diana Fox identity
X-Men: Die by the Sword #5
absorbs knowledge and memories from dying Roma
New Exiles #18
becomes one with the Crystal Palace
X-Treme X-Men (2nd series) #6-7
departed the Crystal Palace, joins Dazzler's multiversal team
X-Termination crossover
assists in trapping the Exterminators in Age of Apocalypse reality
Uncanny X-Men (5th series) #9-10
forced from retirement to help take down X-Men/Legion gestalt
House of X #1
moves to Krakoa, assists Cypher with the island's systems.
X-Force (6th series) #3
acts as part of data gathering arm of new X-Force deniable operations
X-Factor (4th series) #1
uses data accumulation to assist X-Factor Investigations