X-Men Sezon 4 Odcinek 5: Proteus (2)

Failing to stop the assassination of Xavier, Bishop, Shard, Storm and Wolverine travel forward to the future, a future changed so much that Forge's time travel machine has never been tested, and Forge has no idea who these four time travelers are. After they convince Forge, they go back a few minutes before Xavier died and save him. Everything reverts to normal.