It doesn't seem possible to press L3, the equivalent of SHIFT on PC, and perform a power attack while standing.
I have executed a power attack on accident once while sprinting with a splitting axe.
It doesn't seem possible to press L3, the equivalent of SHIFT on PC, and perform a power attack while standing.
I have executed a power attack on accident once while sprinting with a splitting axe.
Stand
Press L2 to raise fists
Press L3 to engage sprint mode
Press R2 to melee