| Metal Morph (1994) | 267,319 | 108 |
| Metal Mover Jastrike (1995) | 71 | 1 |
| Metal Mutant (1991) | 76,882 | 97 |
| Metal Mutation (2023) | 223,898 | 120 |
| Metal Queen Dungeon (2024) | 0 | 0 |
| Metal Saga (2005) | 648,628 | 854 |
| Metal Saga: Season of Steel (2006) | 5,523 | 23 |
| Metal Saga: The Ark of Wastes (2015) | 5,024 | 4 |
| Metal Slader Glory (1991) | 714,479 | 302 |
| Metal Slug (1996) | 136,955,169 | 18,603 |
| Metal Slug (2006) | 26,763,735 | 2,856 |
| Metal Slug 1st Mission (1999) | 226,915 | 159 |
| Metal Slug 2 (1998) | 39,638,821 | 10,108 |
| Metal Slug 2nd Mission (2000) | 915,817 | 550 |
| Metal Slug 3 (2000) | 176,111,615 | 22,696 |
| Metal Slug 4 (2002) | 25,916,529 | 8,931 |
| Metal Slug 5 (2003) | 32,688,380 | 7,029 |
| Metal Slug 6 (2006) | 25,606,899 | 5,418 |
| Metal Slug 7 (2008) | 14,373,912 | 1,851 |
| Metal Slug Advance (2004) | 8,328,113 | 1,845 |
| Metal Slug Anthology (2007) | 3,342,601 | 5,368 |
| Metal Slug Attack (2016) | 26,778,947 | 28,018 |
| Metal Slug Defense (2014) | 36,070,447 | 8,524 |
| Metal Slug Mobile 3 (2007) | 42,628 | 55 |
| Metal Slug Rampage! 2 (2003) | 5,527 | 6 |
| Metal Slug Tactics (2024) | 5,592,303 | 2,644 |
| Metal Slug X (1999) | 43,998,335 | 16,476 |
| Metal Slug XX (2009) | 20,493,886 | 6,578 |
| Metal Slug: 1st Mission (1999) | 263,007 | 611 |
| Metal Slug: Awakening (2024) | 46,721,878 | 22,418 |
| Metal Slug: Mobile (2004) | 327,040 | 250 |
| Metal Slug: Mobile Impact (2005) | 35,977 | 39 |
| Metal Stoker (1991) | 37,353 | 87 |
| Metal Storm (1991) | 1,807,705 | 1,084 |
| METAL SUITS: Counter-attack (2025) | 0 | 0 |
| Metal Swarm Infinity (2021) | 378 | 5 |
| Metal Torrent (2009) | 39,435 | 29 |
| Metal Unit (2020) | 924,586 | 1,013 |
| Metal Voyager (2024) | 67 | 2 |
| Metal Walker (1999) | 64,993 | 144 |
| Metal Warriors (1995) | 3,774,394 | 1,510 |
| Metal Wolf Chaos (2004) | 3,110,395 | 943 |
| Metal Wolf Chaos (2019) | 53,300 | 76 |
| Metal Wolf Chaos XD (2019) | 3,947,817 | 2,207 |
| Metal World: Street Scraps (2022) | 2,038 | 13 |
| Metal: Hellsinger (2022) | 28,405,433 | 17,604 |
| Metal: Hellsinger VR (2024) | 0 | 0 |
| MetälBörn (2022) | 998 | 11 |
| MetalHeart: Replicants Rampage (2005) | 39,770 | 7 |
| METALLIC CHILD (2021) | 849,177 | 1,590 |
| MetalMercs (2025) | 16,971 | 13 |
| MetalStorm: Online (2011) | 77,044 | 45 |
| Metaltech: Battledrome (1994) | 25,220 | 19 |
| Metaltech: Earthsiege (1994) | 101,397 | 89 |
| Metamoqester (1995) | 856,730 | 180 |
| Metamor Jupiter (1993) | 38,568 | 64 |
| MetaMorph: Dungeon Creatures (2017) | 0 | 0 |
| Metamorphabet (2015) | 20,029,074 | 39 |
| Metamorphic Force (1993) | 1,778,051 | 828 |
| MetaMorphic Rippers (2022) | 0 | 0 |
| Metamorphos (2021) | 0 | 0 |
| Metamorphosis (2020) | 27,081,204 | 3,486 |
| Metaphobia (2020) | 22,712 | 138 |
| Metaphor: ReFantazio (2024) | 41,378,888 | 40,280 |
| Metaphysical Abyss (2024) | 128 | 1 |
| Metapilot (2023) | 0 | 0 |
| Metaplace (2009) | 0 | 0 |
| Metaplex (1988) | 14,544 | 19 |
| Metavaxx (2021) | 43,980 | 44 |
| Metaverse Keeper (2019) | 630,200 | 251 |
| Metaverse: Origins (2021) | 0 | 0 |
| Metavoidal (2024) | 25,405 | 48 |
| MetaWare High School (Demo) (2020) | 193,935 | 27 |
| Metawork - Hotel Simulator (2023) | 0 | 0 |
| Metcha! Taiko no Tatsujin DS: Nanatsu no Shima no Daibouken (2008) | 0 | 0 |
