Granted, you can't control where it takes you so you are sent to a parallel universe where ponies don't exist. I wish I could have the house to myself.
Granted, it was so powerful you got sent to another dimention full of G3 ponies I wish I will do well on my English Project
Granted, the first rock you skip will cause a world wide disaster of massive proportions. I wish for dirt
granted, you get injured, but because of no pain, you can't feel anything so you die I wish I wasn't feeling like twi in season 1 episode 1 atm (after she visited apple family)