After cleansing a Totem, Overzealous activates:

Increases your Repair speed by 6/7/8 percent if it was a Dull Totem.
Increases your Repair speed by 12/14/16 percent if it was a Hex Totem.
Overzealous deactivates when losing a Health State by any means.

You suffer from the Broken Status Effect for the entire Trial, but benefit from the following effects:

Pools of Blood are suppressed.
When injured or dying, Grunts of Pain are reduced by 25/50/75 percent.
Your Recovery speed is increased by 15/20/25 percent.
You can recover fully from the Dying State.

You transform plants found around The Campfire into tinctures that slow down bleeding.
Increases your Healing speed by 30/40/50 percent.
Reduces the Healing efficiency of Med-Kits by -20 percent.

Your ferocious tenacity in dire situations allow you to benefit from the following effects:

Increases your Crawling speed by 30/40/50 percent.
Grants the ability to crawl and recover at the same time.
Reduces the volume of Grunts of Pain while in the Dying State by -75 percent.

In your countless years in The Fog, you have seen it all, and when you are focused, you can remember most of it too. Succeeding a Great Skill Check while repairing a Generator reveals the Killers Aura to you for 4/5/6 seconds.

When another Survivor loses a Health State within 32 metres of your location while you are in the Injured State, you benefit from the following effect:

Grants 40/45/50 percent of your missing Healing Progression to your Health Bar.