Blockland game key?
Dragonfable account w/ Dragon Amulet (Level 48 Dragonwarrior)
AQWorlds account? (Level 12 Founder)
Adventure Quest? (+ Warp Force Account! | Level 40+ XGuardian)
Runescape account(s)? (Level 50+ | Level 70?)
Epicduel account? (+ Battleon account! | Level 20+ Founder)
And a few more other accounts.
I'll give you 1 - 3 accounts JUST for one game code. :P