True20 Adventure RPG 2nd ed.

True fun, true excitement, true adventure, True20! This revised edition of the original core True20 rulebook also contains the full contents of the True20 Companion, which provides additional rules and advice for handling four key genres: fantasy, science fiction, horror, and modern action.

Image: True20 Adventure RPG 2nd ed.  - Green Ronin Publishing

True20 Adventure RPG 2nd ed.