subtitled Reality Role-Playing Game from the back cover Can you think like a Ninja? Do you Expect the Unexpected? Make the Impossible Possible? Night of the Ninja Mastery Manual includes 68 pages of easy to learn player's and ninja master (NM) rules section. Inside cover contains Ninja Master data screen for easy chart and table references. Complexity level 3 needs only 2 10-sided dice to generate action, combat, suspense and hours of imaginative, intense entertainment. A brief history of the warrior ways of the ninja is included.