Pay it Backwards
6-level Divination
Casting Time: 1 bonus action
Range/Area: self
Components: Verbal, Somatic
Duration: Immediate
The chronomancer has the power to borrow from zis future self some of zis magical energy. Ze can choose expended spell slots to recover which can have a combined level that is equal to or less than 6 (rounded up). Ze can't cast this spell nor regain those spell slots by any mean (including rests, class features, etc) for the next 48 hs. None of the recovered slots can be 6th level or higher.
At higher levels: When cast using a spell slot of 7th level or higher, the combined level of spell slots that you can recover increases by 1 for each level above 7th.
Available for: Elderday magic - Time Magic