Floor 15 is fifteenth floor in the Tower in the game Ghostbusters Beeline (Mobile app). Currently this is the last level of the game.
- To Unlock: green slime
- To Unlock: 2500 green slime, 8 blue slime
- Rewards: Veteran Scientist Manual (Unlocks level 10 to 15), Blueprint: Level 5 Medium Armor
- Cash: $15,000
- Slime: 46 green slime