Back in my days, we didn't care about attack speed or lupos, for dps pet It was raptors  and cats  due to their +10% bonus (15% if orc) dps, I remember some Bwl wolves too.
 
	Broken tooth is annoying for ennemy caster, and scorpid annoying for dispeller (Pala and drood) but their dps for pve isn't OP