All 71 Canon Ben 10 Aliens (however Ben Prime only used 63 Aliens

Gwen Tennyson, Ben 10 Wiki

I tried to organise all the omnitrx playlists and existence of Feedback and fact that Ben unlocked Arctiguana in similiar time as Feedback made it harder so I made two versions of

Omnitrix, Ben 10 Wiki

Ben Tennyson

Why doesn't Ben use his original 10 aliens in Omniverse at all? - Quora

Gwen Tennyson, Ben 10 Wiki

say what you will about the reboot gimmicks. but at least there used in almost every episode of the season and each alien gets one. unlike the ultimates. : r/Ben10

I always hated this change in Gwen's magic and I still do : r/Ben10

Which of Ben's aliens are stronger, the original ten aliens from the original series or the Ten aliens from Alien Force minus Alien X and replace him with Rath? - Quora

Ultimatrix, Ben 10 Wiki

Ben 10 New Aliens that are Canon : – THE OMNI TANK

Who would win, pre-alien X Ben 10 or the Mask? - Quora