Hematite spikes

Hematite spikes: The user sends out a layer of hematite spikes that siphon chakra from targets for each step they take through the area. Targets take 5 points of chakra damage for each step they take over the area and the area counts as difficult terrain. Rank: E. Style: Kekkei Genkai. Chakra cost: 10 per 40ft cube. Range: 40ft cube. Save: None. Damage: 5 points of chakra damage per square moved. Focus: No. Requirements: Two free hands. Enhancement: Doubled range. Minor Action