Board Thread:Game Discussion/@comment-5012038-20130518014717/@comment-9204520-20130518180633

If 20 isn't a lots of money for you, then buy X3 and x5 that way you can kill level 5 bosses worth 1080 in one cube, when you level up, you can kill bosses and "exchange" for blue cubes

Raid cards are the best way than buying blue cubes

I saved 160 blue cubes since last night