🔴⚪️ Why Mikel Arteta Inverted William Saliba

The subtle tactical tweak that changed Arsenal’s entire build-up against Slavia Prague — and what it reveals about their evolution.

🔴⚪️ Something changed in Arsenal’s build-up last night.

Mikel Arteta quietly inverted William Saliba into midfield — and almost no one noticed 🤯

The tweak reshaped EVERYTHING!

THREAD! 🚨