[Teishin armor problems]

Same problem here. Still no armour

[Why is there no matchmaking for co-op?]

You can use HaloLFG.com to find players and join their lobbies.

[Cant access Halo 5 multiplayer, please help!!!]

im able to access multiplayer and stuff but when i want to play area or warzone i get a red triangle that says " could not find a server that was suitable for all members in your fireteam" i have nobody in my party... can anybody tell me why this happens??

 

Do you have a Xbox Live Gold subscription?

[Ranking system]

The team rank system is ok. You rank up for wins and you de-rank if you lose.

Why you should rank up if your team lose? It's a team game. Don't play Arena with randoms.

[Halo 5 Multiplayer: Increase Radar Radius]

At the first games the radar in Arena was just confusing. Meanwhile I think it's okay with the short 18m range.