Zira ADC sould should try it
I <3 ADC Zira it so fun you should try it really http://matchhistory.na.leagueoflegends.com/en/#match-details/NA1/1917751866/37166101?tab=overview Just try it. I know she dont have any ratio but her bassic atk hurt for a support only Draven and vayne got more AD max lvl.
HAVE fun Sorry for the bad english you can comment if you want :P
EDIT: 4 vs 5 too bad we lost :P http://matchhistory.na.leagueoflegends.com/en/#match-details/NA1/1917757806/37166101?tab=stats
EDIT 2: 16/4/8 Zira adc http://matchhistory.na.leagueoflegends.com/en/#match-details/NA1/1918580209/37166101?tab=overview