Some in-app purchases and advertisements are included into the game. Samsung and LG users highly appreciate this application. You can download the .apk installation package of Valkyrie Crusade 【Anime-Style TCG x Builder Game】 3.7.4 for free and take a look at users' reviews on Droid Informer. The file size doesn't exceed 45 MB and the app runs flawlessly on Android 4.0 and higher.
The app has been checked for viruses and it has been found completely secure.
Users write reviews saying that the pluses of this application are a nice design, constant updates, a screen freeze and good customer support. As users state, the obvious drawback of the game is connection errors.