To all 200 spd sparkle mains

To all 200 spd sparkle mains like how do you do it, like I understand it's possible with E1 and enough spd substats but like how do you manage the crit dmg substat like if you go all in about spd so how do you maintain the crit dmg as her buff scales of crit dmg. And is really necessary for her to reach 180-200 spd cus my sparkle has 167 spd and 178 crit dmg so how is it