Kavachi - 2011 ERA 100+ players

Wilderness skilling
Wildywyrm
Ironman Mode
Fully working skills
200m Master Capes
A vast variety of teleports
Challenging Achievments
Bounty hunter target system in the wilderness.
Earning potential (wilderness).
Grand Exchange
Active gambling (Dicing & Duel Arena)
Active Leaderboards
Nightmare Zone
Fully working clan wars 
Fully working magic spells.
Perfect Glacors
Vote Rewards
100% Godwars & Nex
Loyalty Titles
Auras from tier 1-3!
Well of goodwill
Wilderness Slayer
Perfect path/route finding and Entity/Object interaction
And more to come...