10. Fairy Tail
Lucy, an aspiring Celestial Wizard, becomes a friend and ally to powerful wizards Natsu, Grey, and Erza, who are part of the (in)famous wizard guild, Fairy Tail. Aired from 2009 and still ongoing.
Lucy, a 17 year old girl, sets out on journey to become a full-fledged wizard, joins the strongest and most (in) famous guild FAIRY TAIL where she meets Natsu, Happy, Gray and Erza, who treat her more like family than friends. This epic series takes us through all the dangers that the members of fairy tail face and eventually overcome through mutual love and friendship.
The animation and music are great, the plot gets really awesome, and the humor is just the best. On top of that it has several well worked out characters, each one with a different back story yet to be explored.