Ok, so:
-Give Croak FO and use on whatever opponent.
-Swap item on Croak for Life Orb.
-Drop IB on King for RD.
-Drop Raichu and Marowak for Floatzel/Ludi(w/ Swift Swim, correct?) and Poliwrath(w/ Damp)
Wow, this was really helpful, thanks. I probably don't need a Lighningroder, it was just...