If you leave the first argument of the ATTR parameter blank, the hitdef will not be affected by reversaldefs, but the hitdef will work as normal. Useful if you don't want moves to be countered or projectiles to be reflected.
attr = , SA
and its attr will be reset when that hitdef making contact with nothitby with a value SCA, or the character with that hitdef is being paused during the time that hitdef is activating.
------Tremble Mortal and Despair. Doom has come to this world------