The Knight can also damage Grimm this way if they have the Sharp Shadow Charm. Standing directly next to where Grimm explodes into fire when he uses Dash Uppercut is a good way to avoid all 5 projectiles as they spread in a cone pattern, this also gives healing opportunity especially ...
and the equivalent number of charm notches are added to randomization. In other words, with a setting of 2, the Knight starts with 1 notch, and an additional 2 charm notches are randomized. Be warned that this setting interacts with Replace Junk With One Geo to remove the charm notches, ...