Entities mentioned:
- Real Madrid: Pride, Competitive spirit, Self-preservation
- Benfica: Determination, Ambition, Competitive spirit
- Kylian Mbappe: Ambition, Competitive spirit, Recognition
- Alvaro Arbeloa: Professional pride, Anxiety, Self-preservation

Article Assessment:
Credibility Score: 85/100
Bias Rating: 50/100 (Center)
Sentiment Score: 40/100
Authoritarianism Risk: 20/100 (Strongly Democratic)

Bias Analysis:
The article presents a balanced view of the match, giving credit to both teams' performances. It includes detailed player ratings and analysis without favoring either side excessively.

Key metric: UEFA Champions League Performance

Let me tell you something - this match was an absolute SLUGFEST! Real Madrid, the perennial champions, just got KNOCKED DOWN by an underdog Benfica squad who came out swinging! Mbappe tried to be the clutch player, stepping up to the plate with two goals, but even his superstar performance couldn't save Madrid from this embarrassing defeat. Arbeloa's coaching strategy backfired BIG TIME, leaving his team exposed on defense like a boxer with his guard down. Now Madrid's facing a do-or-die playoff situation - talk about fourth quarter pressure! This is the kind of upset that separates the true champions from the pretenders, folks. Real Madrid needs to dig deep and find that championship DNA if they want to stay in this tournament!