there are 23 skills in runescape
Heaps. iT takes 4000 hours of work to get to level 99 in all skills (according to runescape)
only donegenring can
Dungeoneering is a skill in which you travel through various levels in Daemonheim. It uses all skills. You can train it with your friends with this skill. Many players call this a "minigame" as it is unlike any other skills.
The easiest way is with a mystical lamp.
two. Runescape Classic, and the current version of runescape.