In the Cosmic Era, time has been adapted to the Metric system.
The relic of an old Sorcerer, the Glyph of Tarnos Krae is a window into the past.
So you’ve finally done it. With the best of intentions all around the table, your PCs have finally blundered into the blender like curious gerbils, and now they are hopelessly outnumbered and outgunned. They are doomed, unless you unleash Secret GM Gambit #4 on them.
"Please, there must be something you can do. Oh if he'd just managed to keep his eyes open, two more minutes would have been enough."
"Remember, lad, nothing on this world remains constant, not even the world itself or anything beyond. The only constants ever are the Fabric and time"
Death is the fate of every birth, and life is only a brief loan of light before the eternal darkness swallows us. The remaining years of life have been stolen from the creatures known as Time Zombies, who stalk the living in the hopes of stealing a few more years of precious life.
A simple metal bucket, capable of holding a bucket of water, or as it happens, a lifetime of effort.
"Attention, Flesh-beings! The time is now Sun-High-point-five, towards dark, 180 Units Past. Curfew in 30 Units. You are welcome."
One of the legendary unholy treasures
The players see a small shrine to the local nature deity just of the trail. Before they even approach it, they can smell the foul stench of rotting meat. If they inspect the shrine, they can see it has been desecrated by rotting organs in the last few days. There is no mistaking it for an obscure ritual, the organs are thrown everywhere, not left in specific places as in sacrifice.
If the players try to clean the shrine, they will soon find it has been boobytrapped to fling sharp splinters covered in the rotting gore in every direction. While only doing a few points of damage, they injured players will likely take sick soon unless they get medical attention.