Marks
Every mark is learned on its own: eight hours with it in front of you, and one level of Exhaustion. No roll. It always works; it always costs.
Runes the centre · what kind of magic
Keystones around it · what form it takes
Other marks found in the world
Glyph desk
Drag the rune off-centre. Drag a keystone round the ring.
Keystones
Scrolls
Written and waiting. Only Oak or Illidor can wake one, and they pay for it.
Pages
What changed
Kept in the vault as it's written. Roll it up on this device