Formula
CommonFun.calcBuff_7820
function CommonFun.calcBuff_7820(srcUser, targetUser, a, b, c, d, lv)
if srcUser == nil or targetUser == nil then
return 0
end
local skilllv_1 = srcUser:GetLernedSkillLevel(2539_HIGH_PRIEST:DRAGON_BREATH_PERMEATE)
local MDamSpike = srcUser:GetProperty("MDamSpike_MPEN")
local A = MDamSpike * skilllv_1 * 0.02
return A
end