public void speedUpBtn() { if (speedUp.cost <= spRef) { GetComponent <StatsManager>().skillPoints -= speedUp.cost; skillsCount++; GetComponent <StatsManager>().skillPoints = speedUp.buySkill(spRef); lastBtnClicked.GetComponent <DisableButton>().skillActive = true; GetComponent <StatsManager>().updateStats(); } else { Debug.Log("Need more skill points"); } }