Terraria is a 2D action-adventure sandbox game with exploration, crafting, building, and combat elements. The game takes place in a procedurally generated world with different biomes and enemies to encounter. The player can gather resources, craft weapons and tools, build structures and interact with NPCs to progress through the game.

Terraria was developed and published by Re-Logic and was first released on May 16, 2011, for Microsoft Windows. The game has since been released on various platforms, including PlayStation, Xbox, Nintendo Switch, and mobile devices. The game is not an online game by default, but it has multiplayer options.

There are no official cheat codes for Terraria, but players can use third-party mods to enhance their gameplay experience. The game has received positive reviews from gamers and critics for its deep and engaging gameplay, as well as its charming graphics and music.

The game engine used in Terraria is XNA. Terraria is suitable for children and has an ESRB rating of E10+ for Everyone 10 and up. The game features a variety of items, furniture, and characters, including weapons, tools, armor, potions, decorative items, and NPCs with unique abilities and quests.