Mana Infusion (Sorcerer)

 is an active skill that can be taught to Sorcerers at level 2 and is able to be ranked up at later levels.

can be performed with a disc by the Sorcerer to regain MP over time.

Amount of MP regained varies depending on skill rank.

Rank table
To upgrade to the next rank, one must find a Magic Instructor and pay a certain price of gold dependent on rank.

Glyphs
To glyph, a glyph must be obtained and learned only once. At level 60, a character has 50 glyph points available to spend on all available sorcerer glyphs. Most glyphs, specifically common glyphs can be purchased from a Glyph Master, while fine glyphs must be looted from enemies.

(Disclaimer: As NPC shop prices vary depending on a variety of factors, the prices below are subject to variation. Only take them as benchmarks.)