Ground Shaking Technique

Ground Shaking Technique: Using this technique, the user sends chakra into the ground to cause the ground to shake. The ground becomes difficult terrain and shakes violently, knocking even steady shinobi to their knees. It becomes difficult to focus on hand signs within this radius. Rank: D. Style: Ninjutsu. Chakra cost: 15 per turn. Range: 100ft cube centered on self. Save: 10, pow vs prone and all techniques used by targets within this radius take a -3 penalty to their save DC's. Damage: None. Focus: Yes. Requirements: Earth style. Enhancement: Doubled range. Minor Action