Mifune drinks hard, yells, and he is the coach of the losers.  His methods are ancient and he pushes the campers to the mental and physical limit.  But there may be a method to his madness.
That sounds fun. Take me with you.
¡Eso suena divertido!
¡Eso parece muy divertido!
Que divertido.
 Me leva também.