Isaiah Hartenstein missed the first month with a fractured hand — and now will miss at least a week with a calf strain. The Thunder are back to their small-ball era. The gap between Holmgren's injury and Hartenstein's return lasted over a week in Nov.

Week 13 of the fantasy basketball schedule has some critical injuries for fantasy managers to consider when approaching the waiver wire. Evan Mobley and Jalen Williams are among the fantasy standouts dealing with injuries, and Philadelphia’s injury list remains loaded. Here are some player statuses that will impact Week 13 in fantasy basketball.

Oklahoma City will try to keep its eight-game home win streak alive when the Thunder take on Utah. Wednesday's meeting is the first this season between the squads.

The Cavs snapped Oklahoma City’s franchise-record 15-game win streak at Rocket Mortgage FieldHouse. The Thunder will look to avenge that loss without Hartenstein and Chet Holmgren, who’s missed the past 29 games due to a pelvic fracture.

Isaiah Hartenstein demonstrated what the role could be at its peak. The job as the Knicks’ backup center — at the time occupying the spot behind an injury-prone Mitchell Robinson on the depth chart — could serve as a launchpad to an $87 million deal in free agency. To pricing out of the Knicks’ maximum offer due to the early Bird rights.

Thunder center Isaiah Hartenstein suffered a left calf strain Tuesday night against the 76ers and will be re-evaluated in about one week.

The Thunder announced Wednesday that Hartenstein sustained a left soleus strain in Tuesday's 118-102 win over the 76ers and will be re-evaluated in one week, Tim Bontemps of ESPN.com reports.

Oklahoma City Thunder center Isaiah Hartenstein is out at least a week with a calf issue and will be re-evaluated after that.

Shai Gilgeous-Alexander appears to be the active frontrunner for the NBA MVP award, gaining more traction as Oklahoma City continues its impressive season.

With an opportunity to defeat his former team, Thunder center Isaiah Hartenstein provided the keys to beat the Knicks twice in one week. Coming off a 129-122 loss to the league-leading Cavs, the Thunder saw their epic 15-game win streak end. Hartenstein spoke to reporters during the team shootaround.

Oklahoma City Thunder center Isaiah Hartenstein will be re-evaluated in approximately one week after he suffered a left soleus strain against the Philadelphia 76ers Tuesday night,

Thunder center Isaiah Hartenstein will be reevaluated in approximately one week after suffering a left soleus strain.