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Professor Um
"blue eyes""glasses""long hair""blonde hair""hat"
Want to collect, style and chat with Professor Um?
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Professor Um is a character from Sekai Seifuku: Bouryaku No Zvezda. professor um, sekai seifuku: bouryaku no zvezda Collect Professor Um as a gacha card on Waifumaster, chat with Professor Um as her own AI persona, and trade duplicate cards on the player-to-player marketplace — free to play.
Chat with Professor Um
Professor Um has her own AI chat persona — she replies in character, remembers what you tell her, and adapts to the tone you set. Sign in to start a private, one-on-one chat with Professor Um.
💬 Chat with Professor Um →How to collect Professor Um
Rarity · Common (N)
- Pull her from the character gacha — soft pity kicks in at 50 pulls and a top-tier card is guaranteed by 60, so unlucky streaks still pay off.
- Raise her mastery by pulling duplicates (N → R → SR → SSR → UR). Each tier unlocks a new outfit, pose set, and expanded chat memory for Professor Um.
- Skip the grind — buy Professor Um straight from the player marketplace or the curated Trader shop with 🌸 hearts.
- Style & chat — once you own Professor Um you can restyle her outfits and talk to her one-on-one as her own AI persona.