Could these three make an effective first half?
Froslass@BrightPowder
EVs: 244 HP / 12 def / 252 spe
Nature: Timid
-Thunder Wave
-Confuse Ray
-Spikes
-Substitute
Miltank@Leftovers
EVs: 252 HP / 224 Def / 32 Spe
Nature: Impish
-Stealth Rock
-Heal Bell
-Milk Drink
-Body Slam
Milotic@Life Orb
EVs: 252 Hp/ 200 Sp.atk/56 Spe
Nature: Modest
-Hydro Pump
-Ice Beam
-Hidden Power
-Recover
Froslass@BrightPowder
EVs: 244 HP / 12 def / 252 spe
Nature: Timid
-Thunder Wave
-Confuse Ray
-Spikes
-Substitute
Miltank@Leftovers
EVs: 252 HP / 224 Def / 32 Spe
Nature: Impish
-Stealth Rock
-Heal Bell
-Milk Drink
-Body Slam
Milotic@Life Orb
EVs: 252 Hp/ 200 Sp.atk/56 Spe
Nature: Modest
-Hydro Pump
-Ice Beam
-Hidden Power
-Recover