Alex Mowatt played 125 games for Leeds before joining Barnsley in the summer of 2017Follow live text coverage from 11:45 BST on Sunday
Barnsley have midfielders Alex Mowatt and Cameron McGeehan back from injury for the lunchtime Yorkshire derby against third-placed Leeds.
They will be without left-back Ben Williams, who is suspended after his sending-off against Wigan.
Leeds forward Tyler Roberts "is a possibility" to play for the first time this season, boss Marcelo Bielsa says.
But defender Luke Ayling is not yet quite ready to return to first-team action after his ankle surgery.
Match facts
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Barnsley are looking to avoid losing back-to-back home league matches against Leeds for the first time, having lost 2-0 at Oakwell in November 2017 in their last meeting there.
Leeds have won four of their last five league matches against Barnsley (W4 D0 L1), losing the other 3-2 in January 2017 at Oakwell under Garry Monk.
Barnsley are winless in six games in all competitions (W0 D2 L4), last enduring a longer run without a win in February 2018 (7 games).
Leeds United's Pablo Hernandez has been involved in 46 open-play sequences that have ended in a shot in the Championship this season - four more than any other player.
Barnsley have won four of their last 24 Yorkshire derbies in the Championship (W4 D9 L11), with one of those wins against Leeds in January 2017.
Leeds are looking to win six consecutive away matches in all competitions for only the third time in their history - they also did so between September and November 1931 and October and November 1963.
Source: bbc.com