Dynasty Warriors (AKA: 真・三國無双, Shin Sangokumusō, True Three Kingdoms Unrivaled) is a series of action role-playing games for both PC and console platforms, developed by Omega Force and published by Koei from Japan in 1997. It is regarded as another successful Three Kingdoms-themed action game after Warriors of Fate.

MAME4droid (short for MAME for Android) is an Android port version of the most popular arcade emulator MAME (only version 0.139u1) that was developed by Nicola Salmoria and the MAME team, made by David Valdeita (Seleuco). It is able to emulate all romsets supported by the original MAME of this version.

Castlevania Advance Collection is a compilation package of 4 classic Castlevania games, released for Nintendo Switch, PC (via Steam), PlayStation 4 and Xbox One platforms by KONAMI in 2021 (on its 50th Anniversary Celebration). As its name suggest, this is just a pure collection of games + some supportive features, nothing else to look forward to. For example: the graphics of games are not as good as many emulators do. In other words, it is more suitable for fans of Castlevania to collect, and won't surprise you much.

Playing all kinds of old but classic emulator games on our computer has been no longer a difficult task for long, since there are so many dedicated emulators available. However, the downside is that to play games for different consoles you have to run specific emulators separately. This makes us feel cumbersome and inefficient. This is where the emulator frontends like GameEx come in, which is built to serve as a universal interface for most game emulators in existence.

Mesen is a free and open-source Famicom (NES) and Famicom Disk System (FDS) game console emulator for Windows and Linux platforms, written in C++ and C#. Besides, it is also available as a Libretro core for RetroArch. In terms of emulation accuracy, it has surpassed puNES. And it has good compatibility, even many localized games are perfectly supported.