Best Zan for damage in Void?

MiyamotoHaizaki

Wabisuke is god

chiko88soem

Best is RJ no doubt, Jizo with his dot good too
if u dont have those, zanpa with hit all ememys and high attck % is best then

Jackski

I use jizo and i do around 51k damage each time (my kirinji does only 5 when he doesnt miss ) Is the best I can do for the moment

I think unless you grow more powerfull and the mere damage of the zanpa or your partners is bigger, Jizo is the best option (unless you wanna buy ryujin but thats not low price xD)