Prompt: In the vivid depiction of \"Standalone,\" envision an awe-inspiring image capturing the essence of the mothership and mecha in harmonious synergy. The mothership, a colossal vessel with sleek, futuristic curves, emanates a soft, ethereal glow, signifying advanced technology. Adjacent to it, the mecha, a towering humanoid figure with intricately designed armor, boasts colossal energy cannons and sharp, angular features. Their seamless integration symbolizes a formidable superweapon unit ready to combat the looming threat of \"Space Monsters.\" The backdrop reveals a cosmic battlefield, with distant galaxies and swirling nebulas, highlighting the trans-galactic scale of the impending conflict. The overall aesthetic balances sleek innovation with an undertone of impending danger, encapsulating the urgency and technological prowess humanity wields in the face of the cosmic menace.