Gyarados really is pretty nice, but you should do something to its final smash.
If it collides with pretty much any other projectile it gets canceled. And after it gets cancelled there won't be any more final smashes in that fight, as if Gyarados was still holding it.
If it collides with pretty much any other projectile it gets canceled. And after it gets cancelled there won't be any more final smashes in that fight, as if Gyarados was still holding it.