Steal a Superpower Bosses

Bosses in Steal a Superpower are the gates between zones. The official description says you fight zones, defeat bosses, open the next area, open loot chests, and carry packs home. Only one boss is given a name: Dominus Empyreus, called the final boss.

Dominus Empyreus

The goal line on the game page is: can you pull an Ancient card and beat Dominus Empyreus, the final boss? Ancient is a rarity target in that sentence. It is not confirmed as a key item you must hold. Recommended power, hit points, and phase count are blank because they are not written down. Drops are described only as a boss loot chest. The chest contents are not published. The 2x Boss Loot pass says it doubles packs from every boss and mentions a bigger golden chest. That is the only extra drop detail.

What the description does support

• Fill holders so cash continues during the fight.
• Raise Power, Health, and speed before you push a new zone.
• Bring a card you have leveled, because leveling unlocks the strongest ability.
• Use kill streaks. They are described as extra multiplier and crits, not as a boss-specific mechanic.

I am not attaching a level requirement to any of those steps. The LVL 1 / LVL 999 artwork shows a range. It does not say which level Empyreus expects.

Play: Steal Boss Powers For Yourself (Steal A Superpower)

Dominus Empyreus is also the name of a classic Roblox hat. In this guide the name means the final boss of universe 10770228857, not the catalog item. If a later update prints another Dominus name, it gets a row with the date and the source, not a guessed title.