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.
I use Macho Brace as the held item because it slows him down more and makes gyro ball hit even harder. I don't like running LO because of the recoil he gets.
Although I'm probably going to use him on my IN game team
competitively he's going to have a lot of problems.
Two of his weaknesses happen to have physical priority moves (Mach Punch, and Bullet Punch) respectively and to add on to that fire has gotten a boost this gen so he's going to have a...
I'm doing a Leaf Green Scramble challenge
unfortunately I already picked Bulbasaur on accident but you can make up the conditions and stuff.
I'd also prefer to have a vulpix in my party, but it doesn't matter (:
:P