The following spells are hidden or give a hidden effect:
Absorb Magic
Ambush
Ancient's Protection
Backfire
Balancing Force
Black Ops
Blood of the Swamp
Cancel Magic
Crush
Dark Pact
Delay
Divine Reprisal
Draconic Sacrifice
Escape Magic
False Orders
Ferocity of Kain Taris
Frostguard
Healing Hand
Late to Battle
Lifesheild
Nora Infusion
Nora Trap
Obelus
Pilfered Armory
Pride of Sarnghaver
Protection
Reanimate
Reckless Summoning
Righteous Deflection
Sabotage
Scapegoat
Shattered Nerves
Snow Blind
Spell Trap
Spelltheif Ressurection
Unbending Force
Waylay
All items (3)