“ The knowledge is mine! „
Forbidden Flask (Korean: 금지된 지식의, geumjidoen jisig-ui) is an Epic Costume for 
Alchemist Cookie. It is her first Costume, released during the Wicked Breakout Party update. It can be obtained either by drawing it from the Costume Gacha or by purchasing it in the Rainbow Crystal Shop.
Story[]
Quotes[]
General[]
- There's no going back...
- With great knowledge comes great responsibility.
- To gain something, you must lose something...
- Ah! A powerful new formula!
- The knowledge is mine!
Tired[]
- Miscalculation...
Lobby[]
Daily Gift[]
- Not sure if you know what this is, but...
Tap[]
- Quiet! How dare you interrupt my experiments?!
- AH! Don't you creep up on me like that again!
- The formula worked according to my calculations!
- My knowledge is immense!
- With alchemy I can create the most precious Treasures!
- Alchemy is the future!
- I can create matter out of the void!
Gift[]
- Advanced transmutations require meticulous research! (Given Grape Flask)
- Thanks for the dough! (Given Royal Golden Dough)
- A gift? I should examine it. (Neutral)
- The following quotes are reused from the Cookie's base quotes.
General[]
- You see, all objects are made of particles.
- What should I create this time...
- Trust me, you won't understand.
- The following quotes are no longer attainable.
General (Retired)[]
- I now know too much...
- According to my new formula...
1vs1 Race (Retired)[]
- The result is obvious.
- Oh, you think you can defeat ME?
Tap (Retired)[]
- All I lack is a key to ultimate knowledge...
Gift (Retired)[]
- What? I don’t require your validation! (Given Treasure Stamp)
- Yes! This is the key! (Given Bent Golden Key)
Trivia[]
- Forbidden Flask was released alongside
Azure Flame Staff and Dark Magic Hat.
- Due to being released prior to the lobby rework, Forbidden Flask, as well as Azure Flame Staff and Dark Magic Hat, were among the first Costumes to obtain unique lobby quotes.
- Due to being released prior to the lobby rework, Forbidden Flask, as well as
- Forbidden Flask changes the speech bubble found in Alchemist Cookie's jump animation from the standard question mark into an exclamation mark instead.
- One of Forbidden Flask's quotes, "With great knowledge comes great responsibility.", is a reference to a quote from Spider-Man.
