The Rams host rivals Batley Bulldogs in the first Heavy Woollen derby of the season as they look to return to winning ways following a defeat at Newcastle Thunder last weekend.
Dewsbury have lost seven of their 12 games - winning four and drawing the other - in the league this year but with the top six sides qualifying for the play-offs, the Rams are still aiming to climb the table.
“They got off to a really good start,” said coach Greenwood of tonight’s opponents, who sit sixth in the table.
“They are suffering, like everybody, with players being unavailable.
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“They are a tough team, they have won a lot of the tight games and beaten a lot of teams in and around them.
“They will want to stay in those play-off positions. We want to try and cling onto the hope that we could finish in the play-offs.
“We need to put a run together and that needs to start on Thursday night for us to be in with a chance.”
He continued: “The derbies are always good occasions, with decent crowds and they are hard-fought battles.
“We will have the maximum fans we are allowed, it will still be restricted. It is not ideal but it is what it is. It will be a good atmosphere.”