diff --git a/src/util/Time.hpp b/src/util/Time.hpp
index 8edb391..db18ed3 100644
--- a/src/util/Time.hpp
+++ b/src/util/Time.hpp
@@ -1,6 +1,7 @@
 #ifndef UTIL_TIME_HPP
 #define UTIL_TIME_HPP
 
+#include "util/time/CGameTime.hpp"
 #include "util/time/WowTime.hpp"
 
 #endif
diff --git a/src/util/time/CGameTime.cpp b/src/util/time/CGameTime.cpp
new file mode 100644
index 0000000..94810ab
--- /dev/null
+++ b/src/util/time/CGameTime.cpp
@@ -0,0 +1,29 @@
+#include "util/time/CGameTime.hpp"
+#include "common/Time.hpp"
+
+void CGameTime::PerformCallbacks(int32_t minutes) {
+    // TODO
+}
+
+void CGameTime::TickMinute() {
+    // Increment minute
+    int32_t minutes = (this->GetHourAndMinutes() + 1) % 1440;
+
+    // Update hours and minutes
+    this->SetHourAndMinutes(minutes);
+
+    // Increment day if minute crossed day boundary
+    if (minutes == 0) {
+        this->AddDays(1, false);
+    }
+
+    this->m_gameMinutesElapsed++;
+
+    this->PerformCallbacks(minutes);
+
+    this->m_lastTickMinute = OsGetAsyncTimeMsPrecise();
+
+    this->uint40 = 1;
+
+    this->m_dayProgression = this->m_gameMinutesThisTick + static_cast<float>(minutes);
+}
diff --git a/src/util/time/CGameTime.hpp b/src/util/time/CGameTime.hpp
new file mode 100644
index 0000000..d8f53c0
--- /dev/null
+++ b/src/util/time/CGameTime.hpp
@@ -0,0 +1,29 @@
+#ifndef UTIL_TIME_C_GAME_TIME_HPP
+#define UTIL_TIME_C_GAME_TIME_HPP
+
+#include "util/time/WowTime.hpp"
+
+class CGameTime : public WowTime {
+    public:
+        // Public member functions
+        void PerformCallbacks(int32_t minutes);
+        void TickMinute();
+
+    private:
+        // Private member variables
+        uint32_t m_lastTick = 0;
+        int32_t m_timeBias = 0;
+        int32_t m_dateBias = 0;
+        uint32_t m_gameMinutesElapsed = 0;
+        float m_gameMinutesPerRealSecond = 1.0f / 60.0f;
+        float m_gameMinutesThisTick = 0.0f;
+        uint32_t m_timeDifferential = 0;
+        uint32_t m_lastTickMinute = 0;
+        uint8_t uint40 = 0;
+        float m_dayProgression = 0.0f;
+        float float48 = 0.0f;
+        float float4C = 0.0f;
+        // TODO m_callbackLists
+};
+
+#endif
diff --git a/test/util/time/CGameTime.cpp b/test/util/time/CGameTime.cpp
new file mode 100644
index 0000000..825da49
--- /dev/null
+++ b/test/util/time/CGameTime.cpp
@@ -0,0 +1,28 @@
+#include "util/time/CGameTime.hpp"
+#include "catch.hpp"
+
+TEST_CASE("CGameTime::CGameTime", "[util]") {
+    SECTION("constructs correctly") {
+        CGameTime time;
+
+        CHECK(time.m_minute == -1);
+        CHECK(time.m_hour == -1);
+        CHECK(time.m_weekday == -1);
+        CHECK(time.m_monthday == -1);
+        CHECK(time.m_month == -1);
+        CHECK(time.m_year == -1);
+        CHECK(time.m_flags == 0x0);
+        CHECK(time.m_holidayOffset == 0);
+    }
+}
+
+TEST_CASE("CGameTime::TickMinute", "[util]") {
+    SECTION("ticks minute correctly") {
+        CGameTime time;
+        time.SetHourAndMinutes(0, 0);
+        time.TickMinute();
+
+        CHECK(time.m_hour == 0);
+        CHECK(time.m_minute == 1);
+    }
+}