To ability to regenerate all parts of the machine at will.
Weapons include two giant galaxy sized swords, a galaxy sized version of Yoko's rifle, probability-altering missiles, a pair of Dimensional Anchors that can be used to throw the enemy around.
It can release one of it's 14 sections to deflect a beam attack (in this case, one that used enough power to create a brand new universe) and turn it into pure spiral energy.
It also uses galaxies as throwing weapons every so often.
Since a weaker version of it has an attack that can attack any point in space and time, I'd expect it can do that too.
To name a few of it's attacks.