Which of these champs should i get.

I want to have another mid laner that is poke heavy and does tons of damage. My other role is adc(which i get more often) i love adc , but bronze support sometimes are good and sometimes are bad. I want to get or for my mid lane.but for adc i want and i am a skill player please help me decide. Once i get unbanned i will but these champs :3.