Drowning Bubble Technique

Drowning bubble technique: A bubble forms around the head of multiple targets within range slowly but certainly suffocating them each round Rank: A. Style: Ninjutsu. Chakra cost: 60 per round. Range: 150ft cone. Save: 16, pow for half damage. Damage: 7d20 suffocation per round. Focus: Yes. Requirements: None. Enhancement: Doubled range. Action