Burst Spawn Enemies at a Location | AI Series Part 18




Published: 15 Jun 2021

In this tutorial I show you how to burst spawn enemies based on a player entering a zone or area in a level. I take a look at 3 potential options for how this can work.

When a player enters an area:

1. Enemies randomly spawn across the level.

2. Enemies spawn within the same area the player just entered.

3. Enemies spawn within an arbitrary other area.


All of these 3 options work to achieve a different effect in a game, all 3 are valuable "game feel" altering options that change it in a slightly different way. Feel free to use 1, 2, or all 3 in your game to spawn enemies based on a player entering a zone.


Some example use cases for this are:

Player enters a new area and is surprise attacked by enemies in the immediate area.

Player trips a trap that spawns enemies off screen and the player gets ambushed shortly after triggering the trap.

Player enters a new zone and you want to populate that new zone with enemies.


As usual with the AI Series, we're using the NavMesh Components: https://docs.unity3d.com/Manual/NavMesh-BuildingComponents.html not the built-in navigation system.


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