A Piece of the Fabric of Reality:

The wielder increases their Character Magic Point generation by 3. Whenever the wielder gathers Mana, 1 Stored Mana is placed into this artifact. This is the only way to gain Stored Mana. Once per session, the wielder may spend 4 Stored Mana to increase their Magic stat by +2 for the remainder of the session. This increase may bypass capacity. Stored Mana: 1/4