Co-creators Adam Horowitz and Eddy Kitsis tell THR who to watch out for during Sunday's season finale and look to how season six will be “a little something old and something new.”

‘Tis better to have loved and lost…? If that’s what you’re selling, Once Upon a Time‘s Regina probably isn’t buying, not so soon after burying another great love.

The two-hour Once Upon a Time finale is upon us — and it’s set to be an emotional rollercoaster.

Warning: This story contains major spoilers from Sunday’s episode of Once Upon a Time. Read at your own risk.

With Hades in Storybrooke, a hero is forced to pay the ultimate price