Playing from last 3 years but from the last 1 year developers are making so many changes every season and many players can't afford that much of in app purchases ,every season new hero comes can't even maxed the last season hero,New technologies for troops(for t9s,t10s,seperate),research that's too much of cost and changes everytime in app purchase, evrytime we need to pay for the game for every season event for hero research technologies