Dark Improvement

Name: Dark Improvement
Kind of Skill: Expertise
Description: When Vio is in a dark area or an area with shadows, he gets powered-up.
Ability: Makes Vio's shadow related skills, abilities, and techniques 2x stronger while in the dark or a place full of shadows.
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Rarity: Vio only, can teach
Rank Required: E
Class Required: Environ
History: One of Vio's tricks.

basta talagang concealed si vio in the dark. invisibility doesn't apply here ah.

hmm..best scenario:

nighttime. and very dark and shadowy places. approved