74.3% - 87.8% Is Thunderbolt to Starmie.
58.1% - 68.9% Is Waterfall.
See, I made this Gyarados back when Salamence was still OU. The point was that it could get a DD up, outspeed the Mence, then OHKO it with Ice Beam. Same goes for other Gyarados. Also, Mixed Gyarados is fun.