Xeno Goku was not dead during the events of Fusion Reborn, unlike his main timeline counterpart, this however led to him being killed by Towa in the manga. However, he was later revived.

Is Xeno Goku the same as Goku?

On the outside, Xeno Goku is identical to Goku in every way, save for one major difference: unlike the mainline Goku, Xeno Goku transforms into a Super Saiyan 4, a form thought to have died with the rest of Dragon Ball GT.

Is Xeno Goku smart?

Intelligence: Genius. Unlike his main timeline counterpart, Xeno Goku is calm, smart, an amazing and exprienced warrior. Knows multiple tactics techniques.