The $20 Mode is a game mode unlocked after the player beats Slender: The Eight Pages. It appears to be a daytime version of the original game mode. As the title suggests, the static from when the player comes in contact with Slender Man is replaced by the rap song "Gimme 20 Dollars by Ron Brownz. Post v0.9.7, the $20 mode has been removed due to copyright reasons.
- In the final chapter of Slender: The Arrival, there is writing on the wall of the cave that reads: "DON'T GIVE HIM TWENTY DOLLARS".