Talk:Lu Bu/@comment-27568330-20160229085536/@comment-76.72.22.25-20160229122108

auto skill mean the card benefit from auto attack ( 50% * based damage) for 1 hit

2 hit = (50%* based damage) *50%

and so continuing until the max number allow.

In comparison to ATK Up, they are normally a higher fixed %, example (300% * based damage)

if that helps ;)