At the launcher you can lower all settings so you may be able to? I didn't know about it at first and went in with high settings... not fun when the log-in lags, lol!
Having to type in starting city is lame, wtf. And I want to do 4v4 battles too. >< For flasks I just get the combo bonus (x3)... then mash more buttons cause of low fps. orz One of the things I like is Japanese voices, was surprised at first but yeah... :P
for flask i do
Attack first, for spear this is much easier and 2 flask = 1 atk upgrade. This is beneficial in all game i found out. There's this wind urn base i spent over 5 minutes and i couldnt get. But i retried with upgrade, it only took me less than a minutes.
Damage upgrade is optional
den i finish off with combo
i dont usually spam left click right click w/e
i do left x 2 + 1 right click, so the morons dont fall down the floor and i have to waste my time waiting for them to get up.