MLB DFS, 2026: Top FanDuel, DraftKings picks, lineups, advice for Tuesday, July 21, from a daily Fantasy pro

The Tuesday MLB schedule has all 30 teams in action, but one matchup stands out from all others when it comes to MLB DFS contests. Rockies vs. Nationals at 8:40 p.m. ET has a staggering O/U of 13, which should certainly pique the interest of daily Fantasy baseball managers. Sluggers like James Wood, CJ Abrams, Hunter Goodman and Mickey Moniak will be sought-after options for MLB DFS picks as many will look to form MLB DFS stacks from this game.

Before making any MLB DFS picks on sites like DraftKings and FanDuel for this slate, you need to see what Mike McClure has to say.

McClure is a DFS professional with over $2 million in career winnings. He's also a predictive data engineer at SportsLine who uses a powerful prediction model that simulates every minute of every game 10,000 times, taking factors like matchups, statistical trends and injuries into account.

This allows him to find the best MLB DFS values and create optimal lineups that he shares only at SportsLine. They're a must-see for any MLB DFS player.

For Tuesday, one of McClure's top MLB DFS picks is Giants second baseman Luis Arraez ($4,500 DraftKings, $2,900 FanDuel). He's also stacking Arraez with first baseman Bryce Eldridge ($3,500 DraftKings, $3,100 FanDuel). The rookie has homered in two of four games since the All-Star break and reached base seven total times over this stretch.

McClure is also targeting a player who could go off for massive numbers on Tuesday! This pick could be the difference between winning your tournaments and cash games or going home with nothing. You absolutely need to see who it is before locking in any lineups.

What are the top MLB DFS picks for Tuesday? ... Join SportsLine now to see DFS pro Mike McClure's top picks, stacks, and player pools for FanDuel and DraftKings, and cash in BIG on MLB DFS!