Talk:Game Updates/@comment-72.196.101.128-20130531044843/@comment-60.240.68.239-20130531203835

They can't subtract XP. No way. To do that it'd have to be possible to subtract levels, and therefore permissible habitats, which would be impossible if you already had the maximum number of habitats in your park.

If you want to give your dragons a boost, you have to use treats. That's what they're for.