The Cubs are coming into this game with an 8-6 record this season and their offense has been on fire in their recent games. They are coming off of a 4-1 win against the Mariners and they have scored at least 4 runs in 4 of their last 6 games. They are going up against a Mariners team that is 6-9 this season and their offense has not been good in their recent games. They have lost 4 of their last 6 games and they have scored 3 runs or less in 3 of their last 5 games. Luis Castillo is starting for the Mariners here and he is 0-3 with a 6.89 ERA this season. He has been struggling a lot in his 3 starts this season. He has not made it a full 6 innings in any of his 3 starts and he has allowed 4 earned runs in each start this season as well. The Mariners bullpen has not been great this season either so that along with the way Castillo has been pitching, the Cubs strong offense is going to put up some runs in this game. The Cubs are starting Javier Assad in this game and he is 1-0 with a 1.64 ERA this season. He has been great in his 2 starts this season as he has pitched at least 5 innings in each start, allowing no runs in 1 starts while allowing just 2 earned runs in his other start. The Cubs have a big edge with their offense in this game and they have the better pitching matchup as well, they will be hungry to win this game as they have been the better team to start the season and they will win this series as the Mariners continue their struggles to open up the season. The Cubs will win this game.