Metamagic Mastery

You have have further improved your knowledge of Metamagic. Because of this you have gain the following benefits:

• You learn one extra Metamagic option of your choice from the sorcerer class. You can use only one Metamagic option on a spell when you cast it, unless the option says otherwise.
• You gain 2 + proficiency bonus more sorcery points to spend on Metamagic. You regain all spent sorcery points when you finish a long rest.