The case
We make USM Alger 41% to win this Ligue 1 match, while the odds of 2.70 imply 37.0%. The gap comes from three points.
First, the table. USM Alger are 1st with 7 points from 3 games and a goal difference (goals scored minus goals conceded) of +3. MB Rouisset are 12th with 3 points from 3 games and a goal difference of -1.
Second, recent form. In their last five, USM Alger scored 9, conceded 6 and are unbeaten (W W D D D), with W D D D away from home. MB Rouisset scored 3, conceded 4 and lost three (L W L L W). M. Ramdaoui scored twice in that run and four other USM Alger players also scored, so the goals do not depend on one player.
Third, head to head. USM Alger won two of the last three meetings, 2-0 and 8-0, against one MB Rouisset win (1-0) and no draws. The sample is small, but it points the same way as the table.
The risks
The main risk is the draw. USM Alger drew three of their last five, all in the unbeaten away run, and the draw price implies 34.8%. A fourth draw would make this tip wrong without disproving the argument.
The second risk is missing information. MB Rouisset won both of their last two home matches, and we have no injury list, coach or lineups for either side. A strong home XI or a weakened USM Alger team would change our view.
Tips are opinions, not guarantees. Only bet what you can afford to lose.