Version: 2019.1
public void InvokeRepeating (string methodName, float time, float repeatRate);

Description

Вызывает метод methodName по истечении времени time секунд, затем повторяет вызов каждые repeatRate секунд.

Note : This does not work if you set the time scale to 0.

using UnityEngine;
using System.Collections.Generic;

// Starting in 2 seconds. // a projectile will be launched every 0.3 seconds

public class ExampleScript : MonoBehaviour { public Rigidbody projectile;

void Start() { InvokeRepeating("LaunchProjectile", 2.0f, 0.3f); }

void LaunchProjectile() { Rigidbody instance = Instantiate(projectile);

instance.velocity = Random.insideUnitSphere * 5; } }