Indonesian fans report the following regarding Ultimate Alien Sub Indo:

The battle that ensued was fierce. Ben, with his Ultimate forms at his disposal, clashed with Vilgax and his arsenal of advanced technology. The city became a backdrop for their epic confrontation, with Ben employing his quick wit and alien abilities to counter Vilgax's attacks.

Dalam seri ini, Ben mendapatkan kekuatan baru yang disebut (versi upgrade dari Omnitrix). Perangkat ini memungkinkannya untuk berevolusi menjadi bentuk alien yang lebih kuat, dikenal sebagai "Ultimate Forms" .

Features blue flames and hardened, wood-like explosive bombs. 🌍 A Hero in the Spotlight