---
title: "OnCollisionEnter()"
content_type: tutorial
url: "https://learn.unity.com/tutorial/oncollisionenter?language=en"
language: en
difficulty: intermediate
duration_minutes: 5
unity_version:
  - "2019.3"
supported_unity_versions:
  - name: "2019.3"
    url: "https://learn.unity.com/tutorial/oncollisionenter.md?language=en&version=2019.3"
available_languages:
  - name: "en"
    url: "https://learn.unity.com/tutorial/oncollisionenter.md?language=en"
  - name: "ja"
    url: "https://learn.unity.com/tutorial/oncollisionenter-1.md?language=ja"
last_updated: "2026-08-04T14:22:35.000Z"
---

# OnCollisionEnter()

Practice handling an additional collision scenario to make your gameplay more robust.

In this tutorial you will learn how to handle another case where a collision may occur.

## 1. OnCollisionEnter()

[Video](https://connect-mediagw.unity.com/h1/20200525/videos/827d049d-db6e-4c2b-8f02-73c8dee2435c_03_hummingbirdagent.cs_16.mp4) ([Transcript (en)](https://connect-mediagw.unity.com/h1/20200729/7edb444f-153e-4a6d-a4a4-a051fbfc049b_03_hummingbirdagent_15.vtt))