The team has an influx of major new players after committing more than 300 million dollars on salaries in the offseason.
Alfonso Soriano, one of the game's most sought-after free agents, got a 136 million dollar deal. That's the fifth-largest baseball history.
Third baseman Aramis Ramirez re-signed for five years and 75 million.
The Cubs also revamped their rotation, signing Ted Lilly and Jason Marquis.
And the club gave ace Carlos Zambrano a 12-point-four million dollar, one-year deal just before an arbitration hearing.
With a healthy year from star first baseman Derrek Lee, the Cubs have the making of a potent lineup.