[Q] help want games topic

Friends iam new here so i saw many gameplay vid. From youtube for grand i fownd my games doesnt work on my samsung galaxy grand previousely i downloaded batman tdkr v1.1.4 and try to install apk nothing happens my grand says application is not installed please help i want games for my samsung galaxy gran running on 4.2.2 antutu benchmark results are about 11469
and also my grand is rooted