>>531278641
You need 2-3 teams to handle all the game's content, and each team needs 2-3 pieces to function properly. Either way, you'll have to start somewhere, and Yuzuha or Astra are just two universal pieces for most teams in the game. Using other cope supports like Rina or Lucy is fine, but those who already have Myaby and Yanagi want the final piece of the puzzle