Developed to be run on the ether chain, in general it is not just a game to collect collectibles, you basically have to combine and make challenges to increase your crab in value and if it is unique enough it can increase a lot in value.
You have a complementary guide for beginners, of course from the beginning you will not be able to start the game without knowledge.
You fight with other members of the community and if you win, you gain recognition and your crab increases in value.
The main problem is that it is simply more similar to a lottery than a game, since you have to be lucky so that when you buy the eggs you have a really valuable crab.