[@VitaVitaAR]You found the right thing. MET is the larp for World of Darkness, a thematic overlay set in 'the real world' but can be applied to any world. So, like, a character whose magic relies on a darker, more unkind element of the universe its in (hince the Madoka Magica reference). In WoD any magic that breaks the general consensus of what science and the natural law allows is met with violent supernal backlash.