F: ShouldCast(skill)    =   ((skillCoolTime(skill) == 0) \
                            and (mp(me) >= 240) \
                            and not (nowCasting or isSilenced(me) or dead(me)))
E SealAOE
L MobFunctor SealAOE        (attackable and alive and distance <= 150 and not isMedused)
?PartyAssist T(500,15000)   ShouldCast($SealOfWinter) \
                            and mobsCount(SealAOE) >= 3 : \
                            Cast $SealOfWinter