Empathy Cores

The Empathy Cores are an item in Risk of Rain 2.

They summon two friendly, one colored red and one colored green. They will attack enemies near the player with a laser beam, and their damage increases by 100% (+100% per stack) per ally on the team, including themselves. The Solus Probes are re-summoned every 30 seconds if they are destroyed.

Trivia

 * This item's name and the "personalities" of the Probes it summons ("Quiet" and "Delighted") may be a reference to the Personality Cores from the Portal series.
 * The colors of the Probes resemble that of The Twins boss from the game Terraria, a pair of colossal mechanical eyes that are also red and green.
 * The Probes are wrapped in cloth similar to that worn by the, suggesting a possible link between the two.
 * This is especially intriguing given the Heretic's strong resemblance to an, and the Alloy Vultures' relationship with the.