It didn't seem, she concluded, as if Ithanalin himself knew any useful spells in this situation.

The ones who were able to devise multiple useful spells were little short of miraculous.

This is a useful little spell, he told the class over his shoulder.

"Just think what a useful spell this is!"

The wizard hadn't even bothered to include a useful spell.

This has been a useful spell from Trott, and you wouldn't be shocked if he grabbed another before the second new ball.

These were certainly useful spells, when they worked!

'When are you going to learn some useful spells like that?'

Yet that was such a useful spell for emergencies that he hated to use it routinely.

That was the most useful spell she had ever seen, and it was definitely going to come in handy here!