Which Arsenal player, known for their versatility and composure, was a key part of the Invincibles squad but is not often discussed among the most celebrated members?

1. He often played as a central midfielder, but could also fill in at fullback.
2. He made over 200 appearances for Arsenal in all competitions.
3. His passing and tactical awareness were highly valued by Arsène Wenger.
4. He was capped multiple times for his national team, though not in a leading role.