Games like Sentou Yousei Yukikaze: Yousei no Mau Sora

If you finished Sentou Yousei Yukikaze: Yousei no Mau Sora, the closest matches are Far Cry, Hybrid, Ghost in the Shell: Stand Alone Complex - First Assault Online, Galaxy on Fire and Firestarter. All 6 share its shooter genre and are ranked by how closely their themes and modes overlap.