Possessed Awakening
Continuous Spell Card
You can only use the (3) effect of this card’s name once per turn.
(1) Monsters you control gain 300 ATK for each different Attribute of monster you control.
(2) “Charmer” and “Familiar-Possessed” monsters you control cannot be destroyed by card effects.
(3) If a Spellcaster monster with 1850 Original ATK is Normal or Special Summoned to your field: Draw 1 card.

Source: OCG Twitter.