control time

you combine all your arcane knowledge into the dodecahedron in order to grasp the fragment of possibility , and take control of time flow, the player can control time in any direction , although you, and 6 of the creatures around you of your choosing  don't participate into the events that transpire, or affected by time flow, all around you perceive as you just have vanished

for a successful cast role natural 19 or 20 , failing a cast adds 1 point of exhaustion 

after successful role you lose consciousness, and have to role death saves or be healed, you take penalty to your intelligence and wisdom ( they drop to 3 ) and you have to rest for 7 days to restore those points