Challenge Card: Grandpa Grumplefloot

Challenge Card: Grandpa Grumplefloot is a Challenge Card that can be purchased after acquiring the Knockoff Grumplefloot by dancing with Grandpa Grumplefloot at the Grummle Bazaar in Kun-Lai Summit, then turning in the resulting quest, A Knockoff Grumplefloot, to the card traders at the Brawler's Guild for :
 * , Brawl'gar Arena
 * , Bizmo's Brawlpub, Deeprun Tram