When you first start playing you might get confused but it definetely gets better from then on in.
Runescape might not have the best graphics but it makes up for that with good quests to do and fun ways to train skils. For example there are many ways to train combat including ranging them with a bow using varies magic spells or slashing at them with a variety of swords, maces and other weapons.
There are more than 120 quests in various locations around Runescape which get you to do a variety of tasks including collecting ingredients for potions, defending helpless villages against ravenous sea slugs or pit you against massive walking barrels.
There are currently 24 skills to train in Runescape which include magic, fishing, cooking, building a house, hunting and many other great skills.
There are also a variety of mini-games in Runescape which get you to fight for a flag in a capture the flag battle, make rum for pirates while sabotaging the other teams brewing process or have one on one duels with other players to see who is the strongest and this is all with other players from around the globe!
Don't worry about being to strong for your enemies as they get scaled up or down in strength according to your combat level.
All in all Runescape is a very good online game based in a period much like a medieval one except with magic and monsters galore! After you play the first few hours your passion will grow and you will want to be the strongest player. Runescape is very addictive because of how fun it is!