Now that you mentioned AA, the ones having last hitting problem should try that thing.
Play Vladimir on bots with 0 masteries 0 runes and 0 spells, just AA, go to a lane and see how many last hits u got at min 10.
Play Vladimir on bots with 0 masteries 0 runes and 0 spells, just AA, go to a lane and see how many last hits u got at min 10.