Energy of Ultimatrix, again

'Characters'
'Ben Jr.'

Ben 10000

Rye

Max

Magister Ghanos

Gwen (mentioned)

'Villains'
'Kevin Levin'

Argit

Sight

'Aliens Used By Ben Jr.'
'Sonic ('Selected alien was Big Chill)

Beast

Magnetude

'Aliens Used By Ben 10000'
'Big Chill'

'Four Arms'

'Upgrade'

'Way Big'

By Ben Jr.
Lodestar

By Ben 10000
Radiotive

'Major Events'
Kevin returns and absorbs the device that contains the old extra energy of Ultimatrix absorbed by Kevin to 21 years before.

Ben Jr. first transformation into Sonic and Magnetude

Kevin discovers that Gwen is in hospital with a serious illness and he will try to bring her back but it is understood bad.

'Characters Debuts'
Gwen (mentioned)

Rye

'Villans Debuts'
'Kevin Levin ('First appearance in Ben Jr. 10 - Ultimate Alien)

'Alfhatrix Debuts'
'Sonic'

'Magnetude'