Helcurt remains in Prowler state until spotted by the enemy team, gaining 15% extra Movement Speed, and continuously regenerating (+30% Total Physical Attack) HP if he has not dealt any damage. He gains 50% extra Attack Speed and 50% extra Movement Speed (decreasing over time) for 4s upon being spotted and leaves Prowler state 0.75s later. Any hero killed after being hit by Helcurt leaves a dark fog that explodes and spreads with a cooldown of 10s. Helcurt Conceals himself while within the dark fog.

Passive: When Helcurt is in the Prowler state, Terrify also affects enemy heroes hit and briefly reveals them. Its cooldown decreases 3 times as fast as normal. Active: Helcurt blinks to the target location and deals 150 (+70% Total Physical Attack) Physical Damage to enemies in the area, reducing their Movement Speed by 60% for 0.75s.

CD: 15.0 / 14.0 / 13.0 / 12.0 / 11.0 / 10.0

Passive: Helcurt gains 1 Deadly Stinger for every 1.5s spent in Prowler state or on each Basic Attack. Up to 5 Deadly Stingers can be stored. Active: Helcurt fires all Deadly Stingers forward, each dealing 180 (+50% Extra Physical Attack) Physical Damage to enemies (minions and creeps take only 70% of the damage). Deadly Stinger counts as a Basic Attack but cannot Crit.

CD: 4.0 / 3.7 / 3.4 / 3.1 / 2.8 / 2.5

Helcurt summons the Dark Night, reducing all enemies' sight range and making them lose sight of their allies for 3s. During Dark Night, Helcurt gains 40% extra Movement Speed. The Dark Night makes it easier for Helcurt to leave enemies' sight range.

CD: 60.0 / 55.0 / 50.0