Iso (E) insta shield for 2 or 3 second and 1 charge (need 2 kills for using again)
Iso (C) You can stop the wall ( like Harbor wall)
Iso (Q) Only one charge but make damage ( depending on the range, 30 (close) to 10 HP (far) ) and vulnerable for 1 or 2 second
Iso (X) Iso can use the hability (Q), but can't use the (E) and (C)