CINCINNATI , Oh. -

Horseshoe Casino Cincinnati officially opened for business Monday night.  

After two years of construction,the Ohio Casino Control Commission gave it the thumbs up over the weekend.

The $400 million casino is the last of 4 that Ohio voters approved in 2009.

Casinos in Cleveland, Toledo and Columbus all opened over the past year and have brought in nearly $404 million combined.

Cincinnati's casino is projected to draw about $227-million in gross revenue in its first year.