Garen - just do w.e nerf you can do, make him weak
Mord - same as garen
Alistar - lower his ult's damage reduction
Poppy - let towers hit her at 50% damage when she use her ult
Blitz - higher CD and no stun after grab
Gankplank - do the same thing you did to pantheon before, nerf the **** out of him.
Malzahar - his ult, lower the time for suppress
Kayle - lower her slow and righteous fury
Udyr - same as garen, mord and GP
Veigar - his stun
Vladimir - ranged fighter??? wtf???
Karthus - range of ult like TF and Panth
Lux - of all lux's moves goes too far, and too low of a charge time for ult compare to cait's
Zilean - play against him and you'll know.