Most servers grant you instant access to unlimited Gems, Gold, and Food, allowing you to bypass months of farming.
A private server is an unofficial version of the game hosted on independent hardware. While the official Dragon Mania Legends is managed by Gameloft, private servers are often maintained by fans or "modders" who tweak the game's code to provide "exclusive" perks. Exclusive Benefits of Private Servers
You can often access VIP-exclusive Dragons (like the Bloom or Frostbite Dragons) and Dragonmaster Pass rewards without spending real money.
The primary draw of these servers is the removal of the typical "pay-to-win" barriers.