Spellbook binder

When this card enters the battlefield, destroy all other spellbooks you control. Whenever a creature an opponent controls deals damage to a creature or player, put a curse counter on that creature. then, if it has 3 or more curse counters on it, exile it. Whenever you activate an ability of a spellbook page you control, return target creature exiled by this card to the battlefield under your control. Counters cannot be placed on this creature, and its power and toughness cannot be changed. {flavor}After managing to destroy the magical prison it was trapped in, the spellbook started to get revenge on all who it deemed unworthy to wield it.