Contagion

Contagion is an active skill used by Mystics. It's is performed with a scepter by the Mystic to deal damage on over time.

In PVE is used during burns (enrage etc.) to give extra debuff to boss endurance. It has too long cooldown mystic can't use it continuously. Normally use Volley of Curses with Enfeebling glyph for similar effect with 100% uptime.

Rank table
After leveling skill changes this skill has 9 ranks.

It was originally skill added with level 65 patch.

Glyphs
To glyph a skill, a glyph must be obtained and learned only once.