Oblivion Mod:Mod File Format/MGEF

An MGEF record defines a magic effect. The magic effect names are fixed and new magic effects cannot be defined in the Construction Set. The 4-character editor ID is used instead of the form ID to refer to a magic effect.

Subrecord	Type	Info
EDID	zstring	Effect editor ID
FULL	zstring	Effect name
DESC	zstring	Description
ICON	zstring	ICON filename
MODL	zstring	Effects NIF
MODB	unknown	Follows MODL subrecord
DATA	struct	Sounds/Effects/Flags
ESCE	string[*]	Counter Effects. This is an array of 4-byte effect names.

DATA Subrecord

The DATA subrecord defines the sounds, effects and flags for a magic effect.

Type	Info
ulong	Flags 0x00000001 = Hostile 0x00000002 = Recover 0x00000004 = Detrimental 0x00000008 = Magnitude % 0x00000010 = Self 0x00000020 = Touch 0x00000040 = Target 0x00000080 = No duration 0x00000100 = No magnitude 0x00000200 = No area 0x00000400 = FX persist 0x00000800 = Spellmaking 0x00001000 = Enchanting 0x00002000 = No Ingredient 0x00010000 = Use weapon 0x00020000 = Use armor 0x00040000 = Use creature 0x00080000 = Use skill 0x00100000 = Use actor value 0x02000000 = Spray projectile type (Ball if Spray, Bolt or Fog is not specified) 0x04000000 = Bolt projectile type 0x06000000 = Fog projectile type 0x08000000 = No hit effect
float	Base cost
long	Reference Value. Left NULL if none of the below flags are set. Flag Type Info Use weapon formid FormID for referenced weapon Use armor formid FormID for referenced armor Use creature formid FormID for referenced creature Use actor value ulong See Actor Value Indices for possible values.
long	Magic school. See Magic Schools for more information.
long	Resist value. 61 = Resist Fire 62 = Resist Frost 63 = Resist Disease 64 = Resist Magic 65 = Resist Normal Weapons 66 = Resist Paralysis 67 = Resist Poison 68 = Resist Shock
ubyte[4]	Unknown
formid	Light
float	Projectile speed
formid	Effect shader
formid	Enchant effect
formid	Casting sound
formid	Bolt sound
formid	Hit sound
formid	Area sound
float	Constant Effect enchantment factor
float	Constant Effect barter factor