The macro "SwordDSair" for "Brawlhalla" can be downloaded and used on any mouse and keyboard. Installing the macro is in the Keyran program and increases your skill level in the game, if you follow the instructions!
Using the standard mouse and keyboard settings, approach the opponent from the right (if he is looking to the left). Hit down with a light attack, then jump to perform a side attack. Suitable for any level of health.