Amaranthine prism

The is a cursed (cannot be unequipped once equipped) item that cannot be unequipped when put on. It also cannot be duplicated via. Fetching this item is one of the quest steps in Raising Indrix. It is found on. If the player wears this while speaking to, he will attack you.

On first equip, the prism only grants +1 ego and -1 willpower. The player will also be granted an achievement. However, every 4,800 turns (or 4 days), both the ego bonus and willpower penalty will increase by one.

As the ego of the player grows, the name of the prism also changes color.

This continues every 4 days until the willpower penalty causes the player's willpower to reach zero, where they will instantly die:

Astral Burdening
If the player has this equipped and becomes astrally burdened or astrally tethered there is a percentage change based on the intensity of the reality stabilization effect for the player to be dazed for one turn.

Precognition
Attempting to use precognition to equip the and reverting back to when the player character did not equip it causes this message to appear:

The player character will lose -100 reputation with Highly entropic beings and 2-5 Space-Time Vortexes will randomly spawn at a distance between 5-11 cells away from the player.

Trivia

 * Amaranth is the name of a genus of flowering plants, a color, and a dye, better known as Red No. 2, that was a common food additive in the United States before being banned in 1976 following concerns it was carcinogenic.
 * The sheaf of tattered parchment mentions "Ol' Uri", who might be Uri the jeweler from the story. This could imply that the late jasper miner was in fact his apprentice (later in life perhaps).
 * The is functionally indestructible. Attacking the prism while it is on the ground returns the message "You fail to damage the Amaranthine prism!"