text: In Runescape On July the 6th 2006, a player known Durial321 exploited a glitch, alowing him to Player Kill outside the realms of player-owned-houses The glitch was unintentional, Durial321 soon lured party hat sellers (party hats are the most expensive item in the game) which created an uproar in the free-to-play town, Falador.