It decouples your systems. You can change your UI without breaking your PlayerController. 2. Object Pooling: The Pro Performance Standard You cannot rely on Instantiate() and Destroy() in a production game. The Garbage Collector (GC) will cause frame rate spikes, killing the user experience.
_onEventRaised?.Invoke(value);
April 14, 2026 | Reading Time: 6 minutes Introduction Every Unity developer knows the rush of jamming a feature together with a few GetComponent calls in Update() and calling it a day. That works perfectly for a game jam or a prototype. unity pro code
public void Shoot()
var bullet = _bulletPool.Get(); // Set position/velocity here... // Return to pool after 2 seconds StartCoroutine(ReturnToPool(bullet, 2f)); It decouples your systems
Better (Event-driven):
if (Input.GetKeyDown(KeyCode.Space)) Jump(); // Fine, but what if you have 50 of these checks? Object Pooling: The Pro Performance Standard You cannot
var handle = Addressables.LoadAssetAsync<GameObject>(key); await handle.Task; Instantiate(handle.Result, transform); Addressables.Release(handle); // Important: Prevent memory leaks