Astro Defender — Steam game overview

Stored observation / content update: 2026-10-25T15:09:03.000Z

Defend Zytherion in frantic battles against alien hordes! In Astro Defender, pilot the legendary Zenith-01 and face a galactic threat in a fast-paced action-platformer. Will you be the galaxy's last hope?

Game metrics below are stored observations; missing values are unknown.

Revenue is modelled, not confirmed sales. See the methodology and uncertainty range.