In a busy week on the IDP front, Dan Marcus highlights significant depth chart moves, including the Raven's Malik Harrison playing 83 percent of snaps while tallying eight total stops Sunday against the Giants.

Dan Marcus breaks down the IDP action from an injury-heavy Week 14, and in Tennessee, Chidobe Awuzie had an interception in his first game since Week 3.

Saints lineman Bryan Bresee is heating up with 2.5 sacks in his last two weeks.

Dan Marcus rounds up the latest in the IDP world, including the possible return of Dre Greenlaw.

Dan's IDP picks include Malik Harrison, who served as Roquan Smith's replacement after a Week 11 fourth-quarter injury to Smith, and the role could carry over to future games, upping Harrison's tackle chances.

With the likelihood of Troy Andersen being sidelined again, Nate Landman should continue to see plenty of opportunities to rack up tackles in the Falcons defense.

Dan Marcus' Week 9 review includes Jack Gibbens, who looked to be the short-term beneficiary of Ernest Jones being dealt to Seattle by recording eight tackles.

Heading into Week 9, Bills linebacker Baylon Spector has an opportunity to produce over the next several weeks as Terrel Bernard deals with injuries and personal issues.

Dan Marcus' Week 7 IDP review includes Christian Elliss, whose snap count has gone up significantly to where he's surpassed Raekwon McMillan for playing time, with a 68 percent snap rate.

Dan Marcus' IDP analysis is highlighted by rookies who stepped into larger roles in Week 6, including Packers linebacker Edgerrin Cooper.

Dan Marcus focuses on IDPs worthy of a Week 6 pickup, including JD Bertrand, who played 73 percent of defensive snaps in Week 5 and logged five tackles, which should continue if Troy Andersen remains out.

Dan Marcus looks at IDPs who could make an impact in Week 5, including Justin Strnad who looks to be the primary beneficiary of the Denver defense's loss of Alex Singleton for the season.

Dan Marcus highlight's Week 4's best IDP options, including Jets pass rusher Will McDonald, who had multiple sacks in back-to-back weeks and has seven quarterback hits in three games.

Week 2's IDP standouts start with Lions' defensive end Aidan Hutchinson, who had a career high 4.5 sacks against Tampa Bay QB Baker Mayfield on Sunday.

Dan Marcus looks at IDP options heading in to Week 2 and notes Jamin Davis played only 17 percent of defensive snaps in Week 1 and has been pushed down the depth chart.

Dan Marcus wraps up his column with a look at the best IDP options for Week 18 and beyond, including Baltimore's Justin Madubuike, who's set to hit free agency this offseason.

With fantasy playoffs underway, Dan Marcus writes about valuable IDPs who are likely available on waiver wires, including E.J. Speed, who's filled a void for the Colts with departure of Shaquille Leonard.

Dan Marcus checks in with worthwhile IDP options heading into Week 16, including Miami safety Brandon Jones, who's had a chance to start with injuries to DeShon Elliott and Jevon Holland.

Dan Marcus highlights the best IDP options heading into Week 15, starting with Oakland linebacker Robert Spillane, who's averaging 10 tackles per game over the last five games.

Dan Marcus breaks down Week 13 and notes a number of young IDP emerged in Week 13, including the Steelers' linebacker Mykal Walker.

Dan Marcus reviews IPDs whose performances shined in Week 12, or in the case of Carolina defensive end Brian Burns, were a disappointment.

Dan Marcus check in with IDPs whose stock has risen or fallen Week 11, and in the Fallers column, Joey Bosa is likely headed for IR.

Alohi Gilman tops Dan Marcus' IDP players who are on the rise, as in Week 10, he played 100 percent of defensive snaps and tallied seven tackles against Detroit.

Dan Marcus looks at the best IDP picks heading into Week 10 and highlights Kenny Moore's two pick-sixes against Carolina in the Colts' victory Sunday.

Dan Marcus takes a look at this week's notable IDP options and explains why Nick Bosa, surprisingly, is in the Fallers section.

Dan Marcus checks in with his Week 7 review of IDPs, and highlights the season debut of Charles Omenihu who's back after a six-game suspension.

Dan Marcus highlights several rookie IDPs who have impressed so far this season, starting with JuJu Brents in Indianapolis.

Dan Marcus dives into the best IDP options heading into Week 6, starting with the Bengals' Trey Hendrickson, who already has six sacks and seven QB hits this season.

Dan Marcus highlights the best IDP performances of Week 4, starting with Khalil Mack's six-sack performance against the Raiders.

Dan Marcus highlights Week 4 IDP options, including Carolina's Kamu Grugier-Hill, whose defensive snaps have increased significantly following an unfortunate injury to Shaq Thompson.