Grants stat bonuses based on Isaac's current health. The lower the health, the bigger the stat bonuses.
12 full hearts: +0.1 flat damage, +0.15 speed, +3 luck.
11.5 hearts: +0.15 flat damage, +0.15 speed.
11.5-6.5 hearts: +0.1 flat damage for each missing heart.
6.5 hearts: +1.15 flat damage, +0.15 speed.
6 hearts: +1.3 flat damage, +0.3 speed.
6-0.5 hearts: +0.2 flat damage for each missing heart.
1 heart: +3.3 flat damage, +0.3 speed.
0.5 hearts: +5 flat damage, +0.3 speed, +2 fire rate.
Part of the Niro's Collection mod.
Costs 2 Heart Containers when found in a Devil Deal, or 30¢ in an Angel Shop.
