Never taken a closer look into it to be honest, but the packs they actually offer are strange somehow (no random drops)?^^
Guess the fees on the card market are ultra high? :D

When we´re talking about Crypto Trading Card Games - Skyweaver is what i am most interested in, it´s also pretty close to Hearthstone, but guess i will have a closer look at Gods Unchained the next few days, too :).