# Overview

Game Systems are the core features in LootLocker that drive your game’s progression and player engagement. From meta-systems that keep players coming back, to classification and reward mechanics, to feedback channels for player-created content, Game Systems provide the foundational tools to enhance player retention and interaction.

The following Game Systems features are available in LootLocker:

* [Classes & Heroes](https://docs.lootlocker.com/game-systems/classes-and-heroes): Define and manage base and hero classes, each with unique loadouts and asset equip exceptions.
* [Feedback](https://docs.lootlocker.com/game-systems/feedback): Enable players to provide feedback on each other, user-generated content, or the game itself.
* [Leaderboards](https://docs.lootlocker.com/game-systems/leaderboards): Track player or generic rankings, with options for time-based resets and rewards.
* [Progressions](https://docs.lootlocker.com/game-systems/progressions): Set up point-based progression systems with customizable tiers and rewards.
* [Triggers](https://docs.lootlocker.com/game-systems/triggers): Grant rewards dynamically based on player actions.