post your favorite rivals

I like Natsu's and Gray's rivalry

My Favorite Fairy Tail rivarly..well that would be..Natsu-kun and Gray-kun's rivarly..but since that's taken I'll choose Lu-chan and Juvia's rivalry..

My Favorite Rival are these two:

I know it's kind of old and the most obvious answer but my favourite rivals are Gray and Natsu. :)

What is your favorite rival in Fairy Tail? Post your favorite rivals. It is pretty easy, actually. My favorite rival is Gray and Natsu. Not unexpected, but I love them like most fans.