Activity Check is up! Please make sure it's filled out by May 31st at 11:59 PM EST. Reserves open at 12:01 AM ET tonight. Activity Check is up! Please make sure it's filled out by May 31st at 11:59 PM EST. Reserves open at 12:01 AM ET tonight. Activity Check is up! Please make sure it's filled out by May 31st at 11:59 PM EST. Reserves open at 12:01 AM ET tonight.