He opens his mouth as Foster speaks, but can't find the words. He-- of course he knows these things. He's possibly the last person here who needs to be told this. Kravitz looks at Foster with bafflement, but as soon as he thinks he has a response, the man is off with a florish.

He just ends up rolling his eyes. That man better not be a necromancer, god help him.

(He finds out later, and screams into his hands.)

Kravitz waves his hand off the direction Foster leaps before turning and heading off the other way. He has a mission to complete. Perhaps, if he sees him again, he'll be a bit more forceful in getting him to the mana pool.