Ok,
It appear that SE doesn't give 2 gil about bst's Farsha sucky damage.
So... I request that SE seriously consider adding more MaB and or lightning attack bonus gear for bst so that the damage can be increased without modifying the weapon.
And/Or, have gear that can directly translate axe / weapon damage to MaB.
Beastmaster's Ring
Mab+6 mnd+6
Hidden Effect: Magic attack increases based on axe and weapon damage.
For every 25 axe skill increase mab by 1 and for every 10 axe damage increase mab by 1.
Or something of the sort.