One of the conflicts facing the Cosmic Era is the population base, and how to deal with a collapsed human population without causing another population boom, itself triggering another series of disasters like the Resource Wars

14 teams for shady dealings set in the Cosmic Era

The Usagin is a high end biomod that is a popular niche product in the Cosmic Era. The dedication required to become a bunnyperson is serious, as some of the mods are invasive and make some common tech devices no longer operational for the usagin.

A way to increase the danger of a monster through an unusual mechanic

Because why not

The undead defenders of Belgar Nekaleth

gemstones that are created by the action of dungeons within the DungeonVerse setting

A Dungeon Beastmaster is a template applied to a mob creature within a dungeon marking it as a higher level foe and granting it access to animal companions. The most common dungeon beastmasters are variations on kennel masters and falconeers.

Any mage worth their salt has a bag of some sort, be it a satchel, a shoulderbag, a purse, something to carry their spellcrafting equipment.

A Dungeon Mage is a template applied to a mob creature within a dungeon marking it as a higher level foe, and granting it both magic power, and power to control the function of the dungeon.

30 Ways to punk out metagaming players with a toilet in the dungeon

Also known as the Dungeon of Deception, Belgar Nakaleth appears like a lost subterranean city

A meta-level examination of a swords and sorcery setting

Best epitomized by the Avengers/MCU Quinjet

The space citadels that form the bulk of the Xeo Celestium Anocratic Empire

Gijinkagrams are a niche anomaly in the Cosmic Era, and they can be eliminated by routine maintenance on high end electronic systems. 

A cryptocurrency that is the coin of choice for Shadowrunners, mercenaries, freelancers, and corporations and nations that aren't able to issue their own currencies.

Orginally found in the Wastelands, Artillery Litters are Frankenmech creations designed to carry the rarest of wasteland weapons into battle, artillery.

An unusual mode of transport put to a variety of tasks

A primitive solution for an ancient problem