Part of the Star Fleet Battles Captain's Edition line. Huge Master Rulebook (over 400 pages) has all of the "rules" (no scenarios, annexes, or ship descriptions) from Basic Set, Advanced Missions, C1, C2, C3, J, J2, K, M, X, and Y1. All rules have been integrated into a single continuous text, all errata has been incorporated, and some new clarifications and examples have been added.