Common

Source:: Natural element (River water)

Likely Habitats:: * The banks of the mythical Lethe River (or magical equivalents) * Enclosed bodies of water with memory-altering properties * Secluded, forgotten springs

Used in:

• Session 15 - Castle Combe, Easter 1940
• Forgetfulness Potion
• Twilight Moonbeams
• Dr Ubbly's Oblivious Unction