Phantasy Star Online Cheats
Hold the following key and press [F1] through [F12] to make your character perform various movements.
After finishing the game in offline mode you will unlock the hard difficulty setting.
Very hard mode
Finish the game in offline mode two times to unlock the very hard difficulty setting.
Use the rare hack to obtain the Guld Milla. Since this is banned online, sell it for 40,000 (or more) Mesta.
Easy Ruins entry
When you defeat Vel Opt and transport to the Ruins door, use the "Go through locked doors" trick to go to Ruins without touching the monuments.
The ice attack can be used to hit multiple enemies. Getting all the enemies to chase you. Stop and back up and use the ice. It should hit the ground and hit a line of enemies.