Formula
CommonFun.calcBuff_7990
function CommonFun.calcBuff_7990(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local skilllv = srcUser:GetLernedSkillLevel(199_KNIGHT:ASSASSINATION_HALO)
local Cri = srcUser:GetProperty("Cri")
local A = Cri * skilllv * a
return A
end