Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
On your Chesto + Rest Feraligatr set, I think you should mention Passho Houndoom as a possible partner. It lures in the bulky Water-types that give Feraligatr problems and O/2HKOs them, clearing the field up for Feraligatr later on.