Baby Bookwyrm

Hunger for Magic (2/Long or Short Rest). the Baby Bookwyrm can use it's senses to find an area within 100ft that has high amounts of magic

Magic Resistance. The Baby Bookwyrm has advantage on saving throws against spells and other magical effects.

Spellcasting. The [monster name] is a 3-level spellcaster. Its spellcasting ability is [intelligence] (spell save DC 11, +3 to hit with spell attacks). Baby Bookwyrm does not require Material components to cast spells The Baby Bookwyrm] has following [wizard] spells prepared:
Cantrips (at will): dancing lights, fire bolt, prestidigitation, minor illusion
1st level (4 slots): comprehend languages, magic missile    2nd level (2 slots): [Tooltip Not Found], [Tooltip Not Found]

Nibble. Melee Weapon Attack: +0 to hit, reach 5 ft., one target. Hit: 0 (1d4 + 2) [piercing] damage. 

Consume Magic (3/Long or Short Rest). The Baby Bookwyrm can eat a Magical script or small enough magic item and gain some of it's properties. (Duration depends on how much of it he eats).