Missions

D-Rank Missions

These are the lowest class missions that can be completed and are usually done by Genins. These missions are usually small priority.

C-Rank Missions

These are completed mostly by Chuunins but are sometimes done by Genins.

B-Rank Missions

These are completed by Jounin rank ninjas.

A-Rank Missions

These missions are done by Special Jounin rank ninjas and usually include important tasks including assassinations, escorting important people..etc.

S-Rank Missions

These missions are mostly done by ANBU. Rarely done by special jounin...rarely.
SERIOUS TASKS!