using UnityEngine; public class Boost : MonoBehaviour { [SerializeField] Rigidbody rb; [SerializeField] float boostMultiplier; // Start is called once before the first execution of Update after the MonoBehaviour is created void Start() { } // Update is called once per frame void Update() { // Middle click if (Input.GetMouseButton(2)) { rb.linearVelocity *= boostMultiplier; } } }