Acala is awful.
Awakening fixes Acala's problems and makes her decent, but she's not a proper carry by any means. You can consider a medium-tier SSR - probably better than any non-debuff SR by a long shot, but nothing special.
Eidolon bricks are for P2W Eidolons or Kaisers. Take your pick into whatever element you prefer now or are sure to prefer later.