[PC] Guild Wars: Complete Collection US$9.99 (~A$15.25) (75% off) @ ArenaNet

Requires no monthly fee to play.
Includes:

An access key for account creation
Access to the full original Guild Wars®, Guild Wars Factions®, Guild Wars Nightfall® campaigns
Access to the Guild Wars: Eye of the North™ expansion (requires a level 10 character)
Bonus items including seven exclusive weapons and a Fire Imp combat ally to assist in your adventures
Access to the Hall of Monuments where you can earn exclusive rewards in Guild Wars 2®

Explore the beginning of the Guild Wars universe without limits. Experience all of the classic campaigns and expansion content, fully customize your playstyle, and forge an enduring legacy with the Guild Wars Complete Collection.

Begin your journey in any of the three award-winning standalone campaigns: Guild Wars: Prophecies, Guild Wars: Factions, or Guild Wars: Nightfall. Choose from ten professions to create your heroic character, and personalize your gameplay by combining hundreds of skills, weapons, and armor sets from every corner of Tyria.

With the Guild Wars: Eye of the North expansion pack, the achievements, titles, and prestigious rewards you earn in Guild Wars will unlock exclusive rewards in Guild Wars 2! Use the Hall of Monuments Reward Calculator to keep track of your points and see the heirloom items your Guild Wars 2 characters will inherit.

Features

• Play solo or in a party - Go it alone, join with other players, or recruit a party of henchmen that you control.
• Bonus Items: to claim your bonus items type "/bonus" in the chat window while logged into the game.
• Bonus M.O.X.: Find and speak to M.O.X. with a level 10 character to obtain the golem hero.
• Play with or against them - Build a guild with other players and enter Player vs. Player tournaments for in-game prizes.

You might have trouble meeting the minimum requirements though:)
Operating System: Microsoft® Windows® XP Service Pack 3
Processor: Intel® Pentium® III 1.0 GHz or equivalent
Memory: 512 MB RAM
Hard Disk Space: 4 GB Available HDD Space
Internet Connection: 56k Internet connection

They knew to to optimize software properly back in the good old days.