LolDuo is the best site to find like-minded summoners to fill the needs of your League games, whether ranked or casual. Make partners, make friends, have fun!
Take a quick look at peoples profile and if you find someone you like let them know and hope for a match. A fast and easy way to find duo partners whenever you need them.
As an AP Caitlyn main, finding accepting teammates can be difficult. LolDuo helps me find cupcake-curious people before entering the fields of justice.