Train hard. I'll be back. Probably.
6 seconds sound clip from the How to Train Your Dragon movie soundboard.
You can hear this line at 00:16:42 in the Blu-ray version of the movie.
Quote context
[...]
- You just gestured to all of me.
- Deal?
- This conversation is feeling very one-sided.
- Deal?
- Deal.
- Good.
- Train hard. I'll be back. Probably.
- I hope I get some serious burns.
- I'm hoping for some mauling, like on my shoulder or back.
[...]