How many Xtra Boosts can I apply to each release? Available Xtra Boosts may vary by release. Check the release calendar for specifics. Related articles What are Xtra Boosts? What are Xtra Boosts? I have already submitted my entry. How do I add Xtra Boosts? Will I get my points back if the release procedure changes? When can I add Xtra Boosts to my entry?