Actually, instead of dealing damage you should reduce the life by damage. That way you don't need to worry about that.
As far as I am aware every single DDS doesn't have a function that change the damage.
Actually looking for help's does.
[trigger=]
OnDamage
Events
Game - damageEventTrigger becomes Equal to 1.00
Conditions
Actions
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
damageType Equal to PHYSICAL
Then - Actions
-------- Actions for PHYSICAL damage --------
-------- End of Actions for PHYISCAL damage --------
Else - Actions
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
damageType Equal to SPELL
Then - Actions
-------- Actions for SPELL damage --------
-------- This allows units with critical strike to have a 15% chance to spell-crit like the normal critical strike blademaster has when normally attacking --------
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
(Level of Critical Strike for source) Greater than 0
(Random real number between 0.00 and 100.00) Less than or equal to 15.00
Then - Actions
Set amount = (((Real((Level of Critical Strike for source))) + 1.00) x amount)
Else - Actions
-------- End of Actions for SPELL damage --------
Else - Actions
-------- Actions for CODE damage --------
-------- End of Actions for CODE damage --------
[/trigger]