Doomsday (Punish Ray in Japanese) appears as a Dark Arts spell usable by the Necromancers in the Game Boy Advance and mobile versions. It costs 66 MP and has power of 254. It is learned from defeating Hades.
Banish Ray is an enemy ability used by Zodiark, which inflicts massive Dark-elemental magic damage to one target within a range of 12 with a power of 240 and CT of 16, usually inflicting 9999 damage. It can also be used by Zodiark when summoned by the player if the target is weak to Dark-elemental attacks or the nearest visible (in the Zodiac versions, it is only used if the target is vulnerable to Dark).