Here's some Legend of Korra for ya. I recently got caught up on both series, and... yeah. They're pretty fun.
I used one of the promotional posters as my main reference, but in an attempt to make Naga look a bit more realistic, I used my Great Pyrenees. Thanks, Yogi! (This is him: [link]
Painted using Corel Painter 11 and a Wacom tablet. I've also taken a liking for painting on one layer; it feels more authentic. I'm also experimenting with more line-less painting. I think I'm finally hitting on some more improvement.
Ref. image: [link]
Other Avatar related art: