Give yourself infinite health. Increase and decrease your max health. Give yourself god mode.
When enabled, gives you you infinite health by setting your health to be full.
Instantly increase your max hearts. The max is 48 whole hearts, or 96 half hearts.
Instantly decrease your max hearts, you can't have less than 1 heart.
The amount of half hearts to take away or give yourself. Giving two half hearts will give one whole heart.