I do not think that crypto-games has that low house edge unless for event. Or may be you should be on particular rank to get those. ......
I don't think it has a 0.8% house edge, I know it has.
https://www.crypto-games.net/faq
Dice has a house edge of 0.8%
Slot has a house edge of 1.97%
Blackjack has a house edge of 1.253%
Lottery doesn't have a house edge
Roulette has a house edge of 2.7%
Video Poker - Jacks or Better has a house edge of 2.11%
Video Poker - Tens or Better has a house edge of 2.08%
Video Poker - Bonus poker has a house edge of 2.09%
Plinko - Green ball has a house edge of 1.63%
Plinko - Red ball has a house edge of 1.84%
Plinko - Blue ball has a house edge of 1.52%
Plinko - Yellow ball has a house edge of 1.91%