Two of them are old casino but none of them were able to attract major amount of gamblers. You mentioned that bitcoinpenguin have unreliable withdrawal speed. Which is worried thing and most of the gambler don't like it. Bplay don't have mobile friendly version, all the game opens in landscape mode.

There are many popular and trusted casino in crypto gambling industry, still missing few of them at your site. People have already posted here to add those casino in your list. Hope you will check them soon.