How about that Yeti in the boiler room

Hint 1 of 3:

I think he'd make a wonderful rug, don't you?

Hint 2 of 3:

You'll need to throw a Fireball spell to get what you need from this room

Hint 3 of 3:

Fireballs are Level 4 spells.  Come back later when you reach Level 4.