What spells use Yopo

Hint 1 of 3:

With Heluzz, you locate nearby enemies.  (Not very long range.)

Hint 2 of 3:

With Aphazz, you get protection.  (Works like armor, but wears off.)

Hint 3 of 3:

With Motazz, you can get battle frenzy.  (You can move or attack faster.)