A player's combat level is strictly based upon their 7 combat stats: Attack, Strength, Defence, Ranged, Prayer, Magic, and Hitpoints. A player automatically starts at level 3 combat as your hitpoints are level 10, mods however can be level 1.
- The highest-leveled fightable monster in ProjectRs06, TzTok-Jad, has a combat level of 702. While the lowest is share by a number of monsters such as the Npcs on Miscellania with level 1 combat.
- The maximum combat level for ProjectRS06 is level 126. The minimum combat level is 3. However Joshua F is known to have Level 1 combat mainly only because he is a mod.