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Operator 21O
from Nier:automata
Want to collect, style and chat with Operator 21O?
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Play Waifumaster free
Operator 21O is a character from Nier:automata. operator 21o, nier:automata Collect Operator 21O as a gacha card on Waifumaster, chat with Operator 21O as her own AI persona, and trade duplicate cards on the player-to-player marketplace — free to play.
Chat with Operator 21O
Operator 21O 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 Operator 21O.
💬 Chat with Operator 21O →How to collect Operator 21O
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 Operator 21O.
- Skip the grind — buy Operator 21O straight from the player marketplace or the curated Trader shop with 🌸 hearts.
- Style & chat — once you own Operator 21O you can restyle her outfits and talk to her one-on-one as her own AI persona.