first app: magneto's computer, sebastian shaw and the hellfire club (cameo)
includes: ultimate x-men team (8) (colossus, storm cameos), blob, prosimian, iceman's parents, senator turk

first full app: phoenix force. death of sebastian shaw
includes: storm, colossus, xavier, jean, sebastian shaw and the hellfire club, blob (cameo), prosimian, magneto

available in ultimate x-men (vol. 4): hellfire and brimstone

The Ultimates vs. X-Men #1 (of 4)

Mark Millar (writer), Chris Bachalo (pencils)

includes: magneto, fury, vice-president of the US, the ultimates (6, wasp, iron man, thor, captain america, black widow, hawkeye), toad, blob (? cameo), rogue, vanisher, hard-drive, scarlet witch, quicksilver

first app: detonator (ricky gibson), eisenstein (reporter)
includes: magneto, xavier, moira mctaggart, scarlet witch and quicksilver (cameos), sabretooth

#27: Return of the King (1 of 7): Magneto triumphant

first app: forge
includes: mastermind, multiple man, sabretooth, fury, vice-president of the US, moira mctaggart, nightcrawler, magneto

both available in ultimate x-men (vol. 6): return of the king

The Ultimates vs. X-Men #2 (of 4)

reported death of cyclops (off-panel). current ultimate x-men team roster (7): beast, jean grey, storm, colossus, xavier, iceman, wolverine, shadowcat

first app: professor grey
includes: ultimate x-men team (7) minus iceman, moira mctaggart, magneto, the ultimates (6) minus hawkeye, scarlet witch, quicksilver, the hulk (cameo)

The Ultimates vs. X-Men #3 (of 4)

includes: fury, the president of the US, ultimate x-men team (7), iceman's parents, moira mctaggart, magneto, the ultimates (6)

b) Fear
features: dani moonstar

c) It's the Thought that Counts
features: original x-team

includes: ultimate x-men team (7), forge, fury, nightcrawler

#29: Return of the King (3 of 7)

includes: ultimate x-men team (7), cyclops, nightcrawler

both available in ultimate x-men (vol. 6): return of the king The Ultimates vs. X-Men #4 (of 4)

includes: fury, the president of the US, ultimate x-men team (7), magneto, the ultimates (6)

Keron Grant, Pop Mhan (guest pencils)

first app: kathleen (malcom's wife), darren (her fiance), jimmy and suzie (malcolm's children)
includes: the director, aurora, sabretooth, cable

#44: Can They Suffer?

death of sabretooth
includes: magneto, sabretooth, forge, ultimate x-men team (7), cyclops, nightcrawler

Georges Jeanty (pencils)

first app: mesmero's mother
includes: mesmero, meltdown, domino, blaquesmith, cable, maverick, the director, aurora, wild child, sauron (cameo), jackson, kane, washout

birth of heather and james' daughter
features: alpha flight

#46
a) Weapon of Choice
b) Upon Reflection

includes: magneto, ultimate x-men team (7), cyclops, rogue, nightcrawler

#32: Return of the King (6 of 7)

psylocke's return
first app: mystique
includes: magneto, ultimate x-men team (7), cyclops, rogue, nightcrawler, president and vice-president of the US, fury, tony stark, rogue's parents, psylocke/kwannon, psylocke's parents, moira mctaggart, beast's parents, thor

mystique's solo series begins. brian k. vaughan (writer), jorge lucas (pencils)

first and last app: prudence (agent 16)
first app: steinbeck, shortpack
includes: xavier, jean (cameo), forge

includes: mesmero, dr. windsor, sabretooth, wildside, reaper, domino, maverick, washout, jackson, mesmero's mother, cable, blaquesmith, meltdown, aurora, the director

b) Strange harvest
features: cyclops

includes: magneto, xavier, cyclops, wolverine, captain america

first app: johnny kitano
includes: xavier, forge

includes: kane, the director, aurora, marrow, jackson, washout, maverick, domino, wildside, reaper, mesmero, dr. windsor, sabretooth, cameos: wild child, sauron

first app: tara (unnamed)
features: wolverine, spider-man
includes: MJ

first app: evangelina lazaro
includes: xavier, forge, shortpack

includes: the director, marrow, aurora, blaquesmith, wildside, reaper, cable, domino, meltdown, jackson, maverick, cameos: wild child, sauron, washout

features: wolverine, spider-man
includes: tara, black widow

first app: general diosvil, lazaro

includes: shortpack

death of washout

includes: the director, aurora, jackson, dr. windsor, agent zero, madison jeffries, kane, cameos: wild child, sauron, cable, domino, maverick, meltdown

henrietta joins x-statix. current x-statix team roster (10): orphan, vivisector, anarchist, dead girl, doop, phat, venus dee milo, el guapo, spike freeman, henrietta hunter

first app: henrietta hunter, dicky, reggie, the euro-trash (miz tree, the wall, surrendur monkey, oxford blue, blind ali)
includes: x-statix team (10), tracy (blonde reporter), lacuna, spider-man

features: wolverine, spider-man
includes: tara, daredevil

first app: general diosvil, lazaro

includes: shortpack

death of kane
includes: the director, jackson, cable, domino, meltdown, sabretooth, marrow, madison jeffries, cameos: wild child, sauron, maverick, blaquesmith

nightcrawler joins off-panel. current ultimate x-men team roster (9): beast, jean grey, storm, colossus, xavier, iceman, wolverine, shadowcat, cyclops, nightcrawler

features: wolverine, spider-man
includes: jean, ultimate x-men team (9) (cameo) minus xavier, tara, daredevil

first app: shepard, the quiet man
includes: lazaro, evangelina lazaro, shortpack, xavier

no regular penciler until issue #23

includes: the director, madison jeffries, aurora, jackson, maverick, agent zero, cable, marrow, dr. windsor, cameos: wild child, sauron, blaquesmith, domino, meltdown

first app: mister code, ed wolfman (US secretary of homeland defense)
includes: x-statix team (10), tracy, lacuna

features: wolverine
includes: wraith (flashback), fury, ultimate x-men team (9) (cameo), rogue (cameo), phoenix, tara

michael ryan (pencils)

first app: the host
includes: shortpack, xavier, forge, shepard, the quiet man

death of reggie and spike freeman. current x-statix team roster (9): orphan, vivisector, anarchist, dead girl, doop, phat, venus dee milo, el guapo, henrietta hunter
includes: x-statix team (9), spike freeman, tracy, lacuna, reggie, dicky, mister code

includes: shepard, the quiet man, shortpack, the host

death of henrietta. current x-statix team roster (8): orphan, vivisector, anarchist, dead girl, doop, phat, venus dee milo, el guapo

includes: x-statix team (8), henrietta hunter, spike freeman (deceased), tracy, lacuna, lacuna's parents, lacuna's lawyer, dicky, mister code

includes: shortpack, the host

death of phat, el guapo, and mister code. current x-statix team roster (6): orphan, vivisector, anarchist, dead girl, doop, venus dee milo

includes: x-statix team (6), phat (deceased), mister code (deceased), el guapo, henrietta hunter, tracy, dicky (reggie?), the president of europa

includes: shortpack, the host, shepard, the quiet man, forge

manuel garcia (guest pencils)

first app: anthony bronson, spense bronson
includes: forge

manuel garcia (guest pencils)

includes: forge, anthony bronson, spense bronson

series begins. Scott Lobdell (writer), Clayton Henry (pencils)

team forms. current AF team (6) roster: sasquatch, centennial, major mapleleaf ii (and thunder), yukon jack, nemesis, puck ii

first app: AF team (6) minus sasquatch, nemesis
includes: sasquatch, nemesis

includes: shortpack, shepard

includes: AF team (6), old AF team (6) (including shaman minus sasquatch, cameo), yukon jack's father

first app: jura (unnamed here), helen carlson
includes: xavier, forge, shortpack

sean mckeever (writer) and manuel garcia (pencils) begin their run.

#15: Unnatural (2 of 5)

includes: helen carlson, shortpack, xavier, shepard

includes: AF team (6)

first app: sasha, viktor, luc
includes: shortpack, jura, helen carlson, xavier

first app: plodex kid (cameo)
includes: AF team (6), major mapleleaf ii's father and brother, the mole man, old AF team (6) minus snowbird (cameo)

first app: vanessa and markita, tanya, ralf
includes: shortpack, xavier, luc, viktor, helen carlson, jura, sasha

includes: AF team (6), old AF team (6) (cameo), plodex as old AF team, plodex kid

includes: AF team (6), old AF team (6), plodex kid, cameos: spider-man, wolverine, sandman, two others