To exit training, pause the game with Esc and press all three attack buttons (I use z x c).
Delibird are a running joke in CAP.Cartoons!, please tell us, what's in the sack in Trainin'?
my best guess is a Delibird
Edit: Oh, Cartoons!, and red and white feathers...
Now the only question is why did you stck a delibird in the sack? Huh? WHy id you do it? Why?...