Ben 10 Hero Time

Team Omnitrix
Ben Tennyson - The user of the Omnitrix II. Was sent back in time 5 years so is now 12 years.

Kirby An - Ben's new partner who is an Osmosian.

Helping Aliens
Pyro - A Pyronite who is like Heatblast.

Tetrax - A Petrosapien who helps Ben. He is like Diamondhead.

Sugilite - A Crystalsapien who is the DNA sample for Chromastone and Diamondhead.

Villains
Vilgax - The returning antagonist.

Hex - A returning antagonist.

Charmcaster - A returning antagonist

Scarecrow - A new antagonist.

Negameto - A new antagonist that when the Omnitrix scans him, Ben gains a new alien.

Rock Monsters - Charmcaster's Henchmen.

Fire Monsters - Scarecrow's Henchmen.

Gametos -  Copies of Negametos who are Negameto's Henchmen.