The system is used across various genres and settings, primarily published by Pelgrane Press :
: These require rolling a single six-sided die (d6) against a difficulty number, typically 4. Based on the GUMSHOE System by Robin D. Laws
: Players can spend points from their general ability pools before rolling to add a +1 bonus per point spent to their result. Popular GUMSHOE Games The system is used across various genres and
: Players can "spend" points from an ability's pool to gain "special" clues—extra information that isn't required to solve the case but provides significant advantages or deeper narrative flavor. Based on the GUMSHOE System by Robin D. Laws
: These work automatically . If a character has the relevant ability (e.g., Forensic Accounting, Cop Talk) and is in a scene with a "core clue," they find it without rolling dice.