Is this possible with C0 Skirk (black sword R3, 1662 ATK, 68 248 crit, galleries), C0R1 Shenhe (with ~5k ATK after buffs), C0 Furina and C0 Escoffier? I put the numbers on a calculator with a lvl 110 boss and -30 resistances and none of the hits came close to 275K. Am i retarded?