What meaning of "may" in text Ride-by-Attack.
It is you MAY PIVOT
Or you MAY do special action in place of normal one.
Ride-by-attack CHANGE unit action to special "March" action.
OR
Ride-by-attack ALLOWS unit to make special "March" action
One of case that it affect is TAUNT for example
If enemy unit makes Taunt order after your Ride-by-Attack card you must Charge it or you should do Ride-by-Attack as you don't aviable to do Charge action?
It is you MAY PIVOT
Or you MAY do special action in place of normal one.
Ride-by-attack CHANGE unit action to special "March" action.
OR
Ride-by-attack ALLOWS unit to make special "March" action
One of case that it affect is TAUNT for example
If enemy unit makes Taunt order after your Ride-by-Attack card you must Charge it or you should do Ride-by-Attack as you don't aviable to do Charge action?