Pachyderm Familiar

{u}{u}, Put Pachyderm Familiar on the bottom of
it's owner's library: You may return an instant or sorcery spell with a converted mana cost of 2 or less from your graveyard to your hand. If you
don't, draw a card.
A deck can have only one card named Pachyderm Familiar.

Pachyderms make the best familiars, they remember everything.