Blight-Touched Thinblade: Spell Additions

From wielding the Blight-touched Thinblade, you gain access to the following spells when you have access to their levels respective spellslots. 

• You learn the Murder of Crows Murder of Crows spell and Lightning Bolt. You can cast these spells by using a spell slot you have of the appropriate level. The spells’ spellcasting ability is the ability used by your class feature giving you access to these spell slots.