Cryptic created by Kelestial

500 years ago a highly contaminated stone was buried in a tomb far away from human society on another planet that later became infested with an unknown disease. Two rangers soon returned to the planet to search for any survivors. They came across a tomb underground and explored, finding the stone in the middle of an open room. On of the rangers approached and touched it. Nothing happened for a few minutes till the stone shone brightly and started to crack. The rangers made it in time before the Tomb collapsed, becoming stunned. An alien approached them after making it's way out of the debris. The last thing they they ever said was. "Cryptic..."