Version: 2023.1
  • C#


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public Rigidbody2D rigidbody;


The incoming Rigidbody2D involved in the collision with the otherRigidbody.

This may be null if the Collision2D.collider is not attached to a Rigidbody2D.

See Also: Collider2D and Rigidbody2D.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { void OnCollisionEnter2D(Collision2D collision2D) { //If the object we collided with was a Runner and not a Catcher. if ( == "Runner") { StartCoroutine(StuckInTheMud(collision2D)); } }

//Freeze the object in position for 5 seconds public IEnumerator StuckInTheMud(Collision2D victim) { victim.rigidbody.isKinematic = true; yield return new WaitForSeconds(5f); victim.rigidbody.isKinematic = false; } }