In-game pickup line
“Shot speed + damage up”
Mechanics
What Cat-o-nine-tails does
- Adds one damage to Isaac's attacks.
- Raises shot speed by 0.23, so tears reach targets sooner.
In a run
Practical note
The damage increase helps every ordinary shot, even when the faster travel time is subtle.
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.
