diff --git a/src/consts/champion.rs b/src/consts/champion.rs
index e261278..efa56dd 100644
--- a/src/consts/champion.rs
+++ b/src/consts/champion.rs
@@ -8,7 +8,7 @@ use num_derive;
 ///
 /// The documentation of each variant specifies:<br>
 /// NAME (`IDENTIFIER`, ID).
-#[derive(fmt::Debug, Copy, Clone)]
+#[derive(Debug, Copy, Clone)]
 #[derive(num_derive::FromPrimitive, num_derive::ToPrimitive)]
 pub enum Champion {
     /** Aatrox         (`Aatrox`, 266).      */ Aatrox       = 266,
diff --git a/src/consts/division.rs b/src/consts/division.rs
index 8e74577..28a4764 100644
--- a/src/consts/division.rs
+++ b/src/consts/division.rs
@@ -1,7 +1,5 @@
 #![allow(deprecated)]
 
-use std::fmt::Debug;
-
 use strum_macros::{ EnumString, Display, AsRefStr };
 
 #[derive(Debug, Copy, Clone)]
@@ -13,7 +11,6 @@ pub enum Division {
     II  = 2,
     III = 3,
     IV  = 4,
-
     #[deprecated(note="Removed for 2019.")]
     V   = 5,
 }
diff --git a/src/consts/game_type.rs b/src/consts/game_type.rs
new file mode 100644
index 0000000..0b0f219
--- /dev/null
+++ b/src/consts/game_type.rs
@@ -0,0 +1,21 @@
+// This file is automatically generated.
+// Do not directly edit.
+
+use strum_macros::{ EnumString, Display, AsRefStr };
+
+/// League of Legends game type: matched game, custom game, or tutorial game.
+#[derive(Debug, Copy, Clone)]
+#[derive(Eq, PartialEq, Hash)]
+#[derive(EnumString, Display, AsRefStr)]
+#[repr(u8)]
+pub enum GameType {
+    /// Custom games
+    #[strum(to_string="CUSTOM_GAME")]
+    CustomGame,
+    /// Tutorial games
+    #[strum(to_string="TUTORIAL_GAME")]
+    TutorialGame,
+    /// all other games
+    #[strum(to_string="MATCHED_GAME")]
+    MatchedGame,
+}
diff --git a/src/consts/mod.rs b/src/consts/mod.rs
index 08ee694..ad95fab 100644
--- a/src/consts/mod.rs
+++ b/src/consts/mod.rs
@@ -6,6 +6,9 @@ pub use champion::*;
 mod division;
 pub use division::*;
 
+mod game_type;
+pub use game_type::*;
+
 mod queue_type;
 pub use queue_type::*;
 
diff --git a/src/consts/queue_type.rs b/src/consts/queue_type.rs
index 036fb7a..163ae2f 100644
--- a/src/consts/queue_type.rs
+++ b/src/consts/queue_type.rs
@@ -1,5 +1,3 @@
-use std::fmt::Debug;
-
 use strum_macros::{ EnumString, Display, AsRefStr };
 
 #[derive(Debug, Copy, Clone)]
diff --git a/src/consts/tier.rs b/src/consts/tier.rs
index e9aeaf7..2450455 100644
--- a/src/consts/tier.rs
+++ b/src/consts/tier.rs
@@ -1,7 +1,5 @@
 #![allow(deprecated)]
 
-use std::fmt::Debug;
-
 use strum_macros::{ EnumString, Display, AsRefStr };
 
 #[derive(Debug, Copy, Clone)]
diff --git a/srcgen/consts/champion.rs.dt b/srcgen/consts/champion.rs.dt
index 72e8cf0..f4383ba 100644
--- a/srcgen/consts/champion.rs.dt
+++ b/srcgen/consts/champion.rs.dt
@@ -20,7 +20,7 @@ use num_derive;
 ///
 /// The documentation of each variant specifies:<br>
 /// NAME (`IDENTIFIER`, ID).
-#[derive(fmt::Debug, Copy, Clone)]
+#[derive(Debug, Copy, Clone)]
 #[derive(num_derive::FromPrimitive, num_derive::ToPrimitive)]
 pub enum Champion {
 {{
diff --git a/srcgen/consts/game_type.rs.dt b/srcgen/consts/game_type.rs.dt
new file mode 100644
index 0000000..c8ea9aa
--- /dev/null
+++ b/srcgen/consts/game_type.rs.dt
@@ -0,0 +1,23 @@
+{{
+    const dotUtils = require('./dotUtils.js');
+    const gameTypes = require('./.gameTypes.json');
+}}{{= dotUtils.preamble() }}
+
+use strum_macros::{ EnumString, Display, AsRefStr };
+
+/// League of Legends game type: matched game, custom game, or tutorial game.
+#[derive(Debug, Copy, Clone)]
+#[derive(Eq, PartialEq, Hash)]
+#[derive(EnumString, Display, AsRefStr)]
+#[repr(u8)]
+pub enum GameType {
+{{
+    for (const { gametype: gameType, description } of gameTypes) {
+}}
+    /// {{= description }}
+    #[strum(to_string="{{= gameType }}")]
+    {{= dotUtils.changeCase.pascalCase(gameType) }},
+{{
+    }
+}}
+}
diff --git a/srcgen/index.js b/srcgen/index.js
index 263c805..faf2651 100644
--- a/srcgen/index.js
+++ b/srcgen/index.js
@@ -22,6 +22,10 @@ const files = [
   [
     'http://static.developer.riotgames.com/docs/lol/queues.json',
     '.queues.json'
+  ],
+  [
+    'http://static.developer.riotgames.com/docs/lol/gameTypes.json',
+    '.gameTypes.json'
   ]
 ]