it is movement speed bug in ap game
chose sb, learn lvl 1 skill chargin than press chargin to roshan
after that quickly type repick
u new hero can move fast liao without boot like +100 movement speed
try it on single play game

so u need partner lol like 1 of u friend chose mv speed above 290
go roshan there only take less than 1 minutes

2 minutes still can repick

uh use chick lol
nice1

er about mana u can buy mana potion
just drink mana than charge roshan can liao