Jungle
Mid
Solotop
Support
GIGANTIC GAP
AD Carry (oh my gawd I hate playing as and I hate playing against AD carries, this is my least favorite role in the game by far and the only thing that consistantly makes me angry at the game. AD CARRYS SO BORING)

Solo Top
Ad carry ~ Jungle (equal for me)
Ap Carry mid









support

Jungler
Solo Top
Solo Mid
AD Carry
Support

solo top
support

speaking as someone whos only played normal, not ranked:
ap mid (brand, ap sion, wanna learn kennen)
jungler (noc, yi, workin on amumu)
ad bot (yi, wanna learn graves)
tank/offtank/support bot (blitz, wanna learn voli. support is nonexistant in blind)
solo top (jax, anyone really in blind. wanna learn wu)

Solo top
Top
Jungle
Support Bot
Mage Mid
...
Carry Bot