A mysterious figure appears in Bellwood, wreaking havoc on the town. Heatblast, Ben Tennyson's alien form, confronts the villain and after a brief battle, seemingly obliterates him. The culprit is revealed to be Eon, an alien captured by the Plumbers nearly two centuries ago. Eon was brought to the town half-dead, carrying a device called the Hands of Armageddon that could unleash his race upon Earth if activated.
Ben 10: Race Against Time
Ben Tennyson arrives back in Bellwood after a summer break, but his homecoming is disrupted by a sinister plot. Eon, a rapidly aging alien, seeks to exploit an ancient artifact to wreak havoc on the town.