Wolverine proves he's the best there is as Moira MacTaggart becomes the arch-enemy of the X-Men

gamesradar.com:

Until just recently, Wolverine has been on a psychic mission through time to save the lives of Charles Xavier's ancestors from Omega Red, who tried to delve into the past to end the Xavier family line before the X-Men's patriarch could be born. But now that he's back on present-day Krakoa, he's got to deal with an even deadlier threat than Omega Red - himself.

Or at least, the Phalanx infected version of Wolverine known as 'Omega Wolverine' that's been running through X Deaths of Wolverine. Now in March 23's X Deaths of Wolverine #5, the series finale, the two Wolverines have their bloody showdown, while at the same time the next stage in Moira MacTaggart's evolution as a villain kicks off.

In the finale of X Deaths of Wolverine, Logan himself returns from his time-tossed mission just in time to face off with Omega Wolverine as the Phalanx infected doppelganger from the far-flung future rampages across Krakoa with the now dominant Phalanx programming driving him to try and destroy Krakoa's 'Cradle,' the place where all the psychic information that is used to restore the minds of resurrected mutants is stored.

With Logan stepping in, Daken, Laura, and Gabby (the other Wolverines) back off, leaving the two versions of Logan to duke it out. Just as the mainstream Logan seems like he may lose, with Omega Wolverine having been reduced to a Phalanx-driven adamantium skeleton with few weaknesses, Sage arrives with a specially programmed Cerebro Sword which Logan uses to stab Omega Wolverine.

Sage's counterprogramming in the sword causes Omega Wolverine's adamantium skeleton to become unstable, neutralizing the techno-organic Phalanx infection in the process. Omega Wolverine's disintegrating remains are absorbed by Krakoa to be