are emulated versions of the originals, with none of the additional game modes or content introduced in the other home versions. The AES version of Metal Slug 2 was released in October 2008 for the Wii Virtual Console. Both Metal Slug 2 and Metal Slug X were also included in Metal Slug Collection PC, which was released in Europe in 2009. In 2013, versions of both games were released for iOS and Android. The original arcade version of Metal Slug X became available on Nintendo Switch via ACA Neo Geo in 2017. Reception Upon their initial appearance, both Metal Slug 2 and Metal Slug X received generally positive reviews. Many of the subsequent ports and re-releases have received mixed reviews. For example, the iOS version of Metal Slug 2 holds an aggregate score of 77% on GameRankings, based on 5 reviews, and 76 out of 100 on Metacritic, based on 6 reviews. When Metal Slug 2 was released on the Virtual Console in 2008, IGN's Lucas M. Thomas scored it 7.5 out of 10. He was highly critical of the slowdown (a common criticism of the game when it was first released, and one of the major selling points for Metal Slug X), but praised other aspects: "It's still a pretty solid game on its own, and there's no denying it's both hilarious and filled to the brim with great run-and-gun action". Eurogamer's Dan Whitehead scored the game 7 out of 10, criticizing the price: "The Metal Slug Anthology collates seven games from the series on disc, and can now be bought for just over twice the price of this solitary offering. If you like frantic blasting and silly humour then I heartily recommend you seek out Metal Slug. Just don't feel obliged to do it via Virtual Console". Eurogamer's Tom Bramwell scored the 2001 PlayStation version of Metal Slug X 8 out of 10. Although he felt the game was somewhat dated by current PlayStation standards, he concluded that "Metal Slug X is a fan-pleasingly simple update to the MS series, and to the rest of us it's the best game of its kind on the PlayStation". Game Revolution's Johnny Liu rated the game a B, writing "as there are fewer and fewer good Playstation games, let alone a quality port. You could do much worse these days". GameSpot's Ryan Davis scored it 8.2 out of 10, writing: "What