Civic leaders are trying to reclaim an area they say was usurped by planners years ago.
Renovations are expected to begin this August after Billy Joel plays the arena's last concert.
The deal is subject to NHL approval.
Voters will decide whether Suozzi or Haber win the Democratic primary Tuesday to face Mangano in November.
A breakdown of who scored and who took a hockey puck to the face after Mangano picked Ratner to rebuild the arena.
"It's meant to be little more than a marketing vehicle for what it has to sell...and that may include seats at Nassau Coliseum."