Limb Server - [Random block issued every 20 seconds] [1.9-1.21]

Our Minecraft server stands out from the others because it has a plugin for issuing random items - Random Item Giver Data Pack. All other blocks in the world are initially removed (except spawn). Therefore, all blocks in the world are placed by the players themselves. It resembles skyblock, but all players spawn in the same place. There are private areas. Upon entering the world, you'll receive a random item every 20 seconds. This item can be anything except command blocks. Sounds simple, but do you anticipate the consequences? Spawn Eggs for the Warden? A Ender Dragon's head? Yes, every player has them. But try to accumulate at least half-stack of regular diorite ...