In-game pickup line
“One with the shadows”
Mechanics
What Dark Arts does
- For a brief moment Isaac moves faster and passes through threats, freezing those he crosses.
- When the effect ends, marked enemies take damage, marked shots vanish, and a blast erupts around Isaac.
From the game files
Recharge
Timed recharge. The game file specifies 180 frames, with 30 frames per second.
Achievement #587
How to unlock it
Defeat Delirium as Tainted Judas.
Tainted Judas starts with Dark Arts in his consumable slot even before this separate achievement is earned.
Unlocking an item and finding it during a run are separate steps.
Explore more unlocksIn a run
Practical note
Trace a path through several targets before the effect expires to strengthen the finish.
Reference
Game data and sources
The item ID, quality and pool listings, icon, game-file tags, and short pickup line come from the extracted Repentance files. This effect explanation is an editorial summary checked against the references below. Repentance+ can differ. Charge and pickup values shown above also come from the extracted items.xml.
