60 T1 is enough to kill off a Piplup, and a PlusPower kills off a Phanpy.
Taking a prize T1 isn't so hard, and unless you can evolve every attacker a T2 prize is pretty simple as well.
4 Dark Patch, 3-4 Ultra Ball, 4 Junk Arm, 3-4 Juniper, 9-11 Basic Dark Energy, and 3-4 Smeargle (as well as...