Grima's Truth (魔書ギムレー, Masho Gimurē lit. Demon Book Gimlé) is a Dark magictome from Fire Emblem Awakening. The personal tome of Validar, Grima's Truth is said to be capable of channelling the powers of the Fell Dragon for whom it is named. The symbol on the cover of the tome is the Mark of Grima.
Grants Def+3. After combat, if unit attacked, inflicts Atk/Spd-5 on target and foes within 2 spaces of target through their next actions, and grants Atk/Spd+5 to unit and allies within 2 spaces for 1 turn.