Backความเร็วโจมตี +0.5DetailsStatความเร็วโจมตีModifierAdditivePer level+0.5/sPer-level scalingLv 1+0.5/sper pointLv 2+0.5/sper pointLv 3+0.5/sper pointLv 4+0.5/sper pointLv 5+0.5/sper point
