So recently I found a bug that lets me get 1B gems. Can buy everything you see in sight, but nothing gets added to your inventory. Can upgrade Rep and it boosted my rep like crazy. I tried it on a different server and it gave me something like -97458674543895 gems, but could still buy everything.
Luckily, when you refresh, everything goes away. Including the gems you had before the bug.
Maybe you guys should take a look at it? :/

