Top unity asset indispensable in a multiplayer game

There are many assets that can be useful in a multiplayer game made with Unity, and the specific assets you will need will depend on the specific features and gameplay of your game. However, some assets that are commonly used in multiplayer games made with Unity include:

1. Photon Unity Networking (PUN) - This asset is a networking library that allows you to easily add multiplayer functionality to your game. It provides a range of features such as matchmaking, lobbies, and networked player synchronization.

2. UNet Multiplayer - This is a built-in networking system in Unity that allows you to easily create multiplayer games. It includes features such as client-server architecture, networked object synchronization, and support for multiple game modes.

3. Mirror - This is an open-source networking library that allows you to create multiplayer games with Unity. It provides a range of features such as client-server architecture, networked object synchronization, and support for multiple game modes.

4. PlayFab - This is a cloud-based service that allows you to easily add multiplayer functionality to your game, including matchmaking, lobbies, and player authentication.

5. Easy Save - This is an asset that allows you to easily save and load game data, including player progress and settings. This can be particularly useful in multiplayer games where you may want to save and load data for multiple players.

It's worth noting that these are just a few examples of assets that can be useful in multiplayer games made with Unity, and there are many other options available as well. It's important to carefully consider the specific needs of your game and choose the assets that best meet those needs.

Here are a few additional types of assets that may be useful in a multiplayer game made with Unity:

1. Audio assets - Audio assets such as sound effects and music can help to enhance the gameplay experience and immerse players in the game world.

2. 3D models and animations - 3D models and animations can be used to create characters, objects, and environments in the game.

3. Particle effects - Particle effects can be used to create visual effects such as explosions, smoke, and fire.

4. User interface (UI) assets - UI assets such as buttons, menus, and text can be used to create the user interface for the game, including the main menu, pause menu, and in-game HUD.

5. Physics assets - Physics assets such as ragdolls and character controllers can be used to create realistic and immersive gameplay experiences.

6. Terrain assets - Terrain assets can be used to create large, detailed environments for the game, including mountains, forests, and cityscapes.

7. Lighting assets - Lighting assets such as real-time shadows and ambient occlusion can be used to create more realistic and immersive environments.

8. AI assets - AI assets such as behavior trees and pathfinding systems can be used to create intelligent NPC characters in the game.

Again, these are just a few examples of the types of assets that may be useful in a multiplayer game made with Unity, and the specific assets you will need will depend on the specific features and gameplay of your game.