User blog comment:GotMilk5101520/Truth or Dare WITH KH FT BD/@comment-4489126-20140918012213/@comment-5840892-20140918023459

Wait back the fudge up Mega we can dare FT characters to do stuff with us?

In that case:

I dare Natsu to fight me is Smash Bros.

And I dare Wendy to marry Fairy Tail Wiki's Tristan as soon as she wants/turns 18, whichever is first.