We publish our audit record because accuracy claims should be checkable. Every entry on this site runs through an automated fact-audit pipeline (accuracy audit → source-grounded repair → visual QA); this page is generated from that pipeline's own report, not written by hand.
Last full accuracy audit: 2026-09-10 · 24 entries checked · 14 flagged · 28 issues confirmed · 14 corrected · 14 still open
Massively multiplayer online game — The claim that Air Warrior was the first graphical MMO is incorrect; the first graphical MMO is generally considered to be Habitat (1986).
Massively multiplayer online game — The claim that Air Warrior later added 3D graphics to become the first 3D MMO is incorrect; the first 3D MMO is generally considered to be Meridian 59 (1996).
Massively multiplayer online role-playing game — The claim that Star Wars: The Old Republic became the fastest-growing subscription MMO in history after gaining over a million players in its first three days is not supported by widely-known canon; while it did gain 1 million players in its first three days,
Massively multiplayer online role-playing game — The revenue figure for World of Warcraft in 2014 ($1.04 billion) is not a widely-cited canonical figure; Blizzard Entertainment did not publicly report WoW-specific revenue separately for that year, and the $1.04 billion figure appears to be an estimate or mis
Multiplayer online battle arena — The claim that League of Legends launched with 40 champions is correct, but the statement that it reached 150 by 2020 is inaccurate; by late 2020, League of Legends had 148 champions, not 150.
Multiplayer video game — The entry states that LAN gaming emerged in the late 1980s, popularized by Doom and Warcraft: Orcs & Humans, but Doom was released in 1993 and Warcraft in 1994, both in the 1990s, not the late 1980s.
Multiplayer video game — The entry states that Super Mario Bros. for the NES brought cooperative play, but Super Mario Bros. is a single-player game; the first cooperative Mario game on NES was Super Mario Bros. 2 (USA) or Super Mario Bros. 3 (which allowed alternating turns, not simu
Puzzle video game — The entry states 'Tetris (1985)' but Tetris was first released in 1984.
Puzzle video game — The entry states 'Shariki introduced the mechanic of swapping adjacent elements to tile matching games' but the swap mechanic existed in earlier games and Shariki did not originate it.
Racing video game — The 'DID YOU KNOW' section claims the earliest mechanical racing arcade game dates back to 1900 with Yacht Racer, but Yacht Racer is a yacht racing game, not a driving/racing game precursor, and contradicts the established canon that the earliest driving-relat
Racing video game — The 'DID YOU KNOW' section states Star Rider (1983) and Cosmos Circuit (1984) are anti-gravity racing games, but Star Rider is a motorcycle racing game and Cosmos Circuit is a space combat game, not anti-gravity racing games; the first true anti-gravity racing
Rhythm game — The claim that Dance Dance Revolution (1998) was the only Bemani title to achieve large-scale success outside Japan is inaccurate; Beatmania and Guitar Freaks also achieved significant success outside Japan.
Online game — The revenue figure for 2019 is listed as $16.9 billion, but widely reported industry data shows global online game revenue in 2019 was significantly higher, typically around $120 billion or more for the total games market; $16.9 billion appears to be a misattr
Online game — The estimated global revenue for 2017 is listed as $35 billion, which is far lower than established industry reports (e.g., Newzoo reported global games market revenue of about $108.9 billion in 2017).
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