AreaExplosion
From NexusWiki
AreaExplosion(posx, posy, posz, efxid, efxsize, substance, radius, damageshield, penetrateshield, damagehull, damagedevice);
It creates an area effect explosion with the given parameters. It is practical to choose the ’efxid’ from the existing bomb effects (they can be found in the End column of the area type weapons in the WEAPONS chart), its relative size can be set with ’efxsize’ (1 is the original size). ’radius’ is the range of destruction (see area weapons)