This is presumably another instance of Ballistic being treated as a debuff, affected by debuff resistance and cleanses:
https://forums.playdeadlock.com/threads/ballistic-enchantment-buff-is-affected-by-debuff-reduction-and-cleanse.112112/
If you use Boot Kick during grounded dash, it goes in the same direction as the dash, rather than in the aimed direction as it should. This doesn't happen with an air dash, nor with Mauling Leap.