X-MEN #59: Touched

This technically happens... sort of

UNCANNY X-MEN #339: Fight and Flight!

Cyclops and Havok duke it out!

X-MEN #58: Testament

The boys throw down

UNCANNY X-MEN #338: A Hope Reborn, A Past Reclaimed

An Angel gets his wings

X-MEN #57: Man

It's time to go

UNCANNY X-MEN #337: Know Thy Enemy

The Morning After

ONSLAUGHT: MARVEL UNIVERSE #1: With Great Power...

The Marvel heroes throw everything they've got at Onslaught

X-MEN #56: Twilight of the Gods

Magneto faces the past as Xavier prepares to face Onslaught!

UNCANNY X-MEN #336: A Voice as Deep as Thunder

The heroes try to rescue Franklin Richards... and Charles Xavier!

X-MEN #55: Invasion

Onslaught Takes Manhattan!

UNCANNY X-MEN #335: Apocalypse Lives!

The X-Men and the Avengers rally to take on Onslaught

ONSLAUGHT: X-MEN #1: Traitor to the Cause

What will happen when the X-Men learn the secret of Onslaught? Will they react favorably or what?

X-MEN #54: Inquiring Minds

Onslaught, Onslaught, Onslaught

UNCANNY X-MEN #334: Dark Horizon

The Big Man is Back!

X-MEN #53: False Fronts

Say his name

UNCANNY X-MEN #333: The Other Shoe...

Gambit and Jean infiltrate the Pentagon!

UNCANNY X-MEN #332: The Road to Casablanca

The X-Men meet a traveler from an antique land

X-MEN #52: Collector's Item

Sinister seeks salacious secrets!

X-MEN #51: Deathbound Train

The X-Men catch a train, but will their efforts be in vain?

UNCANNY X-MEN #331: The Splinter of Our Discontent

Frost gets bit!