You can only use each of the [1] [2] effects of this card once per turn.
[1] You can target 1 card you control; Destroy it, then you can destroy 1 Spell/Trap on the field.
[2] If this card is in the GY: You can target 1 Fiend monster or Set card you control; Destroy it, and if you do, Special Summon this card, but banish it when leaves the field.