I like play PC games. but now in android platform graphics quality is great thats is reason to buy a power full smartphone or tablet for gaming.
When I search on internet.mi pad is cool.Because it have one of the power full processor nvidia tegra k1 with great graphics.Mi pad support the USB on-the-go facility so you can attach USB game pad, pend rives for large game, like PSP emulator, 3do, or other emulators .
And for online gaming you can connect internet via the ethernet by using lan to usb adapter. MI pad have large 2K display with this display you enjoy HD movies.and Dont worry about battery because it have 6700 mAh of battery about brand the xiaomi is the no. 1 brand because its product have super quality in minimum cost.
mi pad supported 128 GB of SD card.