The game is Alternative Girls 2 and/or オルガル2
A fully voiced bishoujo simulator battle rpg game
This game offers 1000+ cards to collect and raise, thematic cards from our typical china dresses, halloween costumes, christmas, new year, summer etc etc with cool 3D models and 21 girls to choose from. Some limited collaboration cards too, like Danmachi collab, Gochiusa and some more who i hope we'll get a rerun someday. You get the cards from gacha, power up them with grinding items and thats it, you're ready to go battling, or thats what you think. You have to make a well balanced team in order to survive too, we have type of cards in this game which are Attackers, Defenders, Supports, and Healers, so be sure to bring at least a girl with revive and a debuffer with you, those two are really important.