Register your account


To enter the challenge, open SideLeague on your smartphone and select MLB at the top of the screen. You'll see the $100,000 Perfect Lineup Challenge banner appear. Click on the banner and register your information. Click to view the official rules


 Build your perfect lineup

Scroll or search for players to build your team with no salary cap. Remember, you want to the pick athletes that you think will score the highest points in all ten MLB player positions. 

*Swipe under an athlete's head-shot to select a specific match-up. You will only get points for the specific game you've chosen for each player.


 Select your entry level

Select however many entry levels you want to submit your lineup. Yes, you can even enter the FREE contest and still be eligible to win the $100,000 prize!


 Watch the action 

Now that your lineup(s) have been entered, be on the lookout for emails with the Perfect MLB Lineup for each contest. If you are a winner, we will contact you!


Download the free app now!