Portsmouth faces Charlton Athletic in a Championship clash, with both teams showing mixed recent form. Portsmouth's recent results include a mix of draws, wins, and losses, while Charlton has struggled, recording more losses than wins. Based on the provided data, Portsmouth appears to have a slight advantage, especially playing at home. Their home form suggests they can secure a win against a Charlton side that has conceded goals in their recent away matches. The Asian Handicap favors Portsmouth with -0.25, indicating a predicted close match. The odds suggest a higher probability of a Portsmouth win. Considering the recent form and odds, I predict Portsmouth will win the match. Furthermore, I anticipate a relatively low-scoring game. With Portsmouth's recent matches often involving a low number of goals and Charlton's recent away form, the over/under goals prediction leans towards under 2 goals. Taking these factors into account, the most likely outcome appears to be a home win with a low goal total. The tactical approach for Portsmouth will likely focus on solid defense, and potentially exploiting Charlton's defensive vulnerabilities to secure a victory.