Weapon
To play this, tap 1 of your Neopets. At the end of each contest this Neopet or Hero is in, move each of your Neopets and Heroes in the contest to a new arena of your choice. (They don't all have to move to the same arena.) Then your opponent does the same.
Fourteen launches, and fourteen enemies bitten. Mooty had served his owner well, and now Number 15 was within his sights . . . .