The official patch notes for Fight Night Champion version 1.02 were released by EA Sports in April 2011.
: Restored the functionality of one-punch KOs, which had become rare or non-existent in previous versions. Stamina Penalties
Punch Output: Short-term stamina loss for high-volume punchers was increased to penalize "spamming". fight night champion 1.02 patch
: Increased the stamina cost for spamming power shots and lunging punches. Counter-Punch Window
Matchmaking: New logic was implemented to favor match-ups between boxers with similar overall (OVR) ratings, preventing high-level Create-A-Boxers (CABs) from preying on newcomers. The official patch notes for Fight Night Champion version 1
The 1.02 patch for Fight Night Champion focuses on improving the overall gameplay experience, stability, and online functionality. Some of the notable changes and fixes include:
Low stamina now has a greater impact on a boxer's power and susceptibility to damage, making exhausted fighters much easier to knock out. : Increased the stamina cost for spamming power
Stamina Overhaul: Short-term stamina loss for high-output punching was increased, forcing players to be more selective with combinations or face severe susceptibility to damage as their stamina bar depleted. III. Online World Championship (OWC) & Social Impact