QU-102 · Isotope

Radon-222

Isotope

Common

Renown Obscure

Half-life

3.8 days

Renown

15

Open in COLLEC

The trading card game of real things and invented ones: species, stars, minerals, anomalies. Rarity comes from public data.

Image : James St. John · CC BY 2.0 · source · data