Highly benefits servants that have three Buster cards along with a Buster type NP as the damage from normal combat and NP can both be increased.
Increase Buster Card effectiveness by 15%
Increase Buster Card effectiveness by 20%
How to use
The main usage of this CE is the same as Limited/Zero Over, albeit lose out slightly in the % increase of Buster cards effectiveness due to it being only a 4★ CE. Nonetheless, it is still a good CE to have especially if you have servants that focus on Buster cards as their main damage output.
This CE is suitable to be used by servants with three Buster cards which are usually a common trait among Berserker class. The Buster cards have the highest offensive power among all the command cards with a low rate of critical stars generation and both of them would be enhanced using this CE but we mainly focusing more on the increase in damage.