Can you be specific what 'crypto games' are you thinking to do. Is it gambling related or those games like MMORPG, PVP and other types of games where we can enjoy while have some chance to earn more of real crypto's.
Can you explain what "collectible" game means?
I want to know too what kind of game is this? a collecting of coins in game or collecting card games. Please be more specific with the project game that your team is trying to develop. As a gamer it would be interesting to know more of this.