Berserk Spell-Casting

Berserk Spell-Casting
This state makes it so that the user is in a state where they endlessly cast spells. In few games does this effect appear.

"Final Fantasy VIII"
Rinoa Heartilly's Limit Break Angel Wing, makes her magic five times more powerful but only lets her cast spells.

"Final Fantasy X-2"
The accessory Wring, found in the Bevelle Underground, puts the wearer in a state where only earned Black Magic spells are usable. Another item, Bloodlust, found in the same place, wreaks a similar effect on the wearer. Magic is much more powerful in this state. The multiplier itself is unknown.