PoE2
Sniper's Mark
Spell
Curse, Mark, Duration
Level: 6
Cost: 5 Mana
Cast Time: 0.50 sec
Requires: Level 21, 38 Dex
Mark a target, causing the next Critical Hit they receive to deal extra damage and grant you a Frenzy Charge, as well as removing the Mark.
Debuff lasts for up to 8 seconds
Hits against Marked Enemies have +38% to Critical Damage Bonus
Skills can be managed in the Skills Panel.
PoE1
Sniper's Mark
Spell
Curse, Mark
Level: (1–20)
Cost: (16–33) Mana
Cast Time: 0.50 sec
Requires: Level (4–70), (16–155) Dex
Curses a single enemy, increasing the damage they take from projectiles, and making projectiles split when hitting them, to hit other targets around them. You can only have one Mark at a time.
Cursed enemies take (10–29)% increased Damage from Projectile Hits
Projectiles which Hit Cursed Enemies Split towards 2 additional targets

Additional Effects From Quality:
Cursed enemies take (0–5)% increased Damage from Projectile Hits
Place into an item socket of the right colour to gain this skill. Right click to remove from a socket.