Free Champions

EUW
Amumu
Amumu
Cho'Gath
Cho'Gath
Gangplank
Gangplank
Illaoi
Illaoi
Kalista
Kalista
Kassadin
Kassadin
Morgana
Morgana
Nocturne
Nocturne
Nunu
Nunu
Renekton
Renekton
Skarner
Skarner
Twitch
Twitch
Ziggs
Ziggs
Zilean
Zilean

Summonerdz.com provide simple data regarding league of legends such as :

And for a given summoner name :

More coming such as :

Ingame related datas are available in each supported language of League of Legends.