2025 NFL free agency - Fantasy football impact of signings and trades - ESPN

The fantasy football offseason has been busy as usual, and it heats up with NFL free agency and some big-time trades. This column is designed to be a one-stop shop for quick-hitting analysis of the most impactful player movement.

ESPN Fantasy writers Matt Bowen Tristan H. Cockcroft, Eric Karabell, Liz Loza and Eric Moody offer their insights into what each move means for a player's fantasy value in 2025.

Jump to: WR | RB | QB

Fantasy impact: Neutral

Bowen: The scheme fit works here for Darnold with new Seahawks offensive coordinator Klint Kubiak. Look for motion, mis-direction and play-action off the outside zone run looks. That is the foundation of the system. And this will open-up coverage voids for Darnold to attack the middle of the field, or take vertical shots, plus he can get to the edges on boot concepts. That works.

In '24 with the Vikings, we know Darnold posted career best numbers, averaging 18.1 PPG, throwing for 4,319 yards and 35 touchdowns, while rushing for 212 yards. However, there could be a drop-off here in Seattle given a wide receiver group currently going through a transition with the team trading away DK Metcalf and releasing Tyler Lockett. I get it. And that's why I'm more neutral on this move, as I see Darnold projecting as a QB2 with the Seahawks.

Fantasy impact: Positive

Bowen: In six starts with the Steelers last season, Fields showed improved footwork and vision from the pocket, and we saw the numbers from a fantasy perspective. From Weeks 1-6, Fields averaged 18.7 PPG, throwing for 1,106 yards and five touchdowns, while adding 231 yards rushing and five more scores.

In a Jets' system that should be catered to maximize Fields' dual threat ability, I expect the quarterback to play