Think of it an unlocking the next level of items. In most games, you can't get the crazy cool stuff until you're a higher level. Toribash is the same, where you can't get some of the coolest colors/items until you're a higher level.
Thorn: ray fucking join like what the fuck are you doing you fucking cunt bitch
Thorn: you little shit
Thorn: fuck your shit bitch
Thorn: eat a dick
Thorn: I'll fucking lynch your shit
Players that gained qi fairly (normally 10th dan and higher) would often rage at those who bought qi. Some found it to be a shortcut or cheating at the time.