You know you want to use that CBed Magikarp to sweep those Elite Four n00bs, for some reason first few times I tried against the Elite Four I failed, but that was probably because I had no idea on Natures etc.
Here is my old Weavile Set...
Weavile @ Leftovers
Didn't know what EVs were then
Adamant Nature
- Dark Pulse
- Nasty Plot
- Blizzard
- Ice Beam
XD