It is were when Equestria meets middle earth and Middle earth meets equestria. P.S And all characters in all dimensions

Equestrian Characters:

Twilight Sparkle
Applejack
Fluttershy
Pinkie pie
Rainbow Dash
Spike
Sunset simmer
Starlight glimmer
Thorax
Princess celestia, luna, cadence
Shining Armor
Flurry heart
Sweetie Bella
Scootaloo
Applebloom

Middle Earth And Cartoon Character:

Frodo
Sam
Merry
Pippin
Aragorn
Gandalf
Legolas
Giml
Boromir
Mordecai
Rigby
Gumball
Darwin