Are Boost Items permanent enhancements to Athlete Items? September 12, 2024 21:56 Updated Yes, Boosts permanently increases an Athlete Items Multiplier. Once a Boost is applied to an Item, it cannot be undone. Related articles How do I set my first lineup? What are the different types of Items available on GameBlazers? What are Modifier Items, and what rewards do they offer? How can I increase my chances of obtaining Franchise Athletes in Packs? How do Leagues work?