I was just curious because I would like to make my Harvester a graveyard pet.

@ anjini Either zapping which is by chance or using a Graveyard Potion. [edit] Lol, late.

Thanks for the information guys. It's very appreciated.

From usershops/trades or Main Shops. Or if you're lucky the zapper(s).

oh pfft, late.

The Token Shop also stocks them randomly, for I think 700 wizard tokens