Putricide's Alchemy Supplies

Putricide's Alchemy Supplies teach you how to summon Blightbreath, a flesh beast companion.

Source
This item can be dropped by Professor Putricide in Icecrown Citadel.

Pet Journal
The eternal answer to the question 'what's that smell?'

Criteria of

 * Raiding with Leashes IV: Wrath of the Lick King