Empower Familiar

Strengthening the connection you grant your familiar an empowered form to fight along side you. If you do not have a familiar this spell fails. If your families is not currently summoned you may as a part of casting the spell summon them within 5 feet of you.
The new form your familiar takes must be either beast or the same type as your familiar of challenge rating 4 or lower. If your concentration is broken while your familiar is transformed this way your familiar must be summoned again as if it had died.

At Higher Levels. When you cast this spell using a spell slot of 4th level or higher, the challenge rating increases by 1 for Each spell slot above 3rd.