“Attacking-wise, I think they’re really good,” he told Rhinos TV.
Rovers tested Leeds in the early weeks of the Super League season, losing a closely fought game by 30 points to 40 at the KC Lightstream Stadium.
Singleton thinks that the Robins may well be a stronger outfit now, after being boosted by some new signings since then.
“It was a tough game,” he admitted.
“And they’ve got new additions, like Dane Tilse. They’re all big units and it’s going to be a tough game.
“We watched them against Wigan, and they’re a strong outfit. So we’ve got to get ourselves ready and be the best we can be.”