diff --git a/src/common/slot_vector.h b/src/common/slot_vector.h
index 7f232920..f0982e29 100644
--- a/src/common/slot_vector.h
+++ b/src/common/slot_vector.h
@@ -12,7 +12,7 @@
 #include "common/assert.h"
 #include "common/types.h"
 
-namespace VideoCore {
+namespace Common {
 
 struct SlotId {
     static constexpr u32 INVALID_INDEX = std::numeric_limits<u32>::max();
@@ -54,6 +54,10 @@ public:
         return values[id.index].object;
     }
 
+    bool is_allocated(SlotId id) const {
+        return ReadStorageBit(id.index);
+    }
+
     template <typename... Args>
     [[nodiscard]] SlotId insert(Args&&... args) noexcept {
         const u32 index = FreeValueIndex();
@@ -107,7 +111,7 @@ private:
         stored_bitset[index / 64] &= ~(u64(1) << (index % 64));
     }
 
-    bool ReadStorageBit(u32 index) noexcept {
+    bool ReadStorageBit(u32 index) const noexcept {
         return ((stored_bitset[index / 64] >> (index % 64)) & 1) != 0;
     }
 
@@ -162,11 +166,11 @@ private:
     std::vector<u32> free_list;
 };
 
-} // namespace VideoCore
+} // namespace Common
 
 template <>
-struct std::hash<VideoCore::SlotId> {
-    std::size_t operator()(const VideoCore::SlotId& id) const noexcept {
+struct std::hash<Common::SlotId> {
+    std::size_t operator()(const Common::SlotId& id) const noexcept {
         return std::hash<u32>{}(id.index);
     }
 };
diff --git a/src/core/libraries/error_codes.h b/src/core/libraries/error_codes.h
index 321a9fba..c7732ad5 100644
--- a/src/core/libraries/error_codes.h
+++ b/src/core/libraries/error_codes.h
@@ -446,3 +446,10 @@ constexpr int ORBIS_USER_SERVICE_ERROR_BUFFER_TOO_SHORT = 0x8096000A;
 
 // SystemService library
 constexpr int ORBIS_SYSTEM_SERVICE_ERROR_PARAMETER = 0x80A10003;
+
+// NpTrophy library
+constexpr int ORBIS_NP_TROPHY_ERROR_INVALID_ARGUMENT = 0x80551604;
+constexpr int ORBIS_NP_TROPHY_ERROR_INVALID_HANDLE = 0x80551608;
+constexpr int ORBIS_NP_TROPHY_ERROR_HANDLE_EXCEEDS_MAX = 0x80551624;
+constexpr int ORBIS_NP_TROPHY_ERROR_CONTEXT_ALREADY_EXISTS = 0x80551613;
+constexpr int ORBIS_NP_TROPHY_ERROR_CONTEXT_EXCEEDS_MAX = 0x80551622;
diff --git a/src/core/libraries/gnmdriver/gnmdriver.cpp b/src/core/libraries/gnmdriver/gnmdriver.cpp
index 3b4d310f..80901c0b 100644
--- a/src/core/libraries/gnmdriver/gnmdriver.cpp
+++ b/src/core/libraries/gnmdriver/gnmdriver.cpp
@@ -53,7 +53,7 @@ struct AscQueueInfo {
     u32* read_addr;
     u32 ring_size_dw;
 };
-static VideoCore::SlotVector<AscQueueInfo> asc_queues{};
+static Common::SlotVector<AscQueueInfo> asc_queues{};
 static constexpr VAddr tessellation_factors_ring_addr = 0xFF0000000ULL;
 
 static void DumpCommandList(std::span<const u32> cmd_list, const std::string& postfix) {
diff --git a/src/core/libraries/kernel/thread_management.cpp b/src/core/libraries/kernel/thread_management.cpp
index 3aba1f78..d1187a87 100644
--- a/src/core/libraries/kernel/thread_management.cpp
+++ b/src/core/libraries/kernel/thread_management.cpp
@@ -1278,6 +1278,7 @@ int PS4_SYSV_ABI scePthreadOnce(int* once_control, void (*init_routine)(void)) {
 
 [[noreturn]] void PS4_SYSV_ABI scePthreadExit(void* value_ptr) {
     pthread_exit(value_ptr);
+    UNREACHABLE();
 }
 
 void pthreadSymbolsRegister(Core::Loader::SymbolsResolver* sym) {
diff --git a/src/core/libraries/np_trophy/np_trophy.cpp b/src/core/libraries/np_trophy/np_trophy.cpp
index f7fb6e09..4b1f4369 100644
--- a/src/core/libraries/np_trophy/np_trophy.cpp
+++ b/src/core/libraries/np_trophy/np_trophy.cpp
@@ -2,13 +2,33 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 // Generated By moduleGenerator
+#include <unordered_map>
+
 #include "common/logging/log.h"
+#include "common/slot_vector.h"
 #include "core/libraries/error_codes.h"
 #include "core/libraries/libs.h"
 #include "np_trophy.h"
 
 namespace Libraries::NpTrophy {
 
+static constexpr auto MaxTrophyHandles = 4u;
+static constexpr auto MaxTrophyContexts = 8u;
+
+using ContextKey = std::pair<u32, u32>; // <user_id, service label>
+struct ContextKeyHash {
+    size_t operator()(const ContextKey& key) const {
+        return key.first + (u64(key.second) << 32u);
+    }
+};
+
+struct TrophyContext {
+    u32 context_id;
+};
+static Common::SlotVector<u32> trophy_handles{};
+static Common::SlotVector<ContextKey> trophy_contexts{};
+static std::unordered_map<ContextKey, TrophyContext, ContextKeyHash> contexts_internal{};
+
 int PS4_SYSV_ABI sceNpTrophyAbortHandle() {
     LOG_ERROR(Lib_NpTrophy, "(STUBBED) called");
     return ORBIS_OK;
@@ -64,14 +84,43 @@ int PS4_SYSV_ABI sceNpTrophyConfigHasGroupFeature() {
     return ORBIS_OK;
 }
 
-int PS4_SYSV_ABI sceNpTrophyCreateContext() {
-    LOG_ERROR(Lib_NpTrophy, "(STUBBED) called");
+s32 PS4_SYSV_ABI sceNpTrophyCreateContext(u32* context, u32 user_id, u32 service_label,
+                                          u64 options) {
+    ASSERT(options == 0ull);
+    if (!context) {
+        return ORBIS_NP_TROPHY_ERROR_INVALID_ARGUMENT;
+    }
+
+    if (trophy_contexts.size() >= MaxTrophyContexts) {
+        return ORBIS_NP_TROPHY_ERROR_CONTEXT_EXCEEDS_MAX;
+    }
+
+    const auto& key = ContextKey{user_id, service_label};
+    if (contexts_internal.contains(key)) {
+        return ORBIS_NP_TROPHY_ERROR_CONTEXT_ALREADY_EXISTS;
+    }
+
+    const auto ctx_id = trophy_contexts.insert(user_id, service_label);
+    contexts_internal[key].context_id = ctx_id.index;
+    LOG_INFO(Lib_NpTrophy, "New context = {}, user_id = {} service label = {}", ctx_id.index,
+             user_id, service_label);
+    *context = ctx_id.index;
     return ORBIS_OK;
 }
 
-int PS4_SYSV_ABI sceNpTrophyCreateHandle() {
-    LOG_ERROR(Lib_NpTrophy, "(STUBBED) called");
-    return -1;
+s32 PS4_SYSV_ABI sceNpTrophyCreateHandle(u32* handle) {
+    if (!handle) {
+        return ORBIS_NP_TROPHY_ERROR_INVALID_ARGUMENT;
+    }
+
+    if (trophy_handles.size() >= MaxTrophyHandles) {
+        return ORBIS_NP_TROPHY_ERROR_HANDLE_EXCEEDS_MAX;
+    }
+    const auto handle_id = trophy_handles.insert();
+    LOG_INFO(Lib_NpTrophy, "New handle = {}", handle_id.index);
+
+    *handle = handle_id.index;
+    return ORBIS_OK;
 }
 
 int PS4_SYSV_ABI sceNpTrophyDestroyContext() {
@@ -79,8 +128,13 @@ int PS4_SYSV_ABI sceNpTrophyDestroyContext() {
     return ORBIS_OK;
 }
 
-int PS4_SYSV_ABI sceNpTrophyDestroyHandle() {
-    LOG_ERROR(Lib_NpTrophy, "(STUBBED) called");
+s32 PS4_SYSV_ABI sceNpTrophyDestroyHandle(u32 handle) {
+    if (!trophy_handles.is_allocated({handle})) {
+        return ORBIS_NP_TROPHY_ERROR_INVALID_HANDLE;
+    }
+
+    trophy_handles.erase({handle});
+    LOG_INFO(Lib_NpTrophy, "Handle {} destroyed", handle);
     return ORBIS_OK;
 }
 
@@ -114,8 +168,10 @@ int PS4_SYSV_ABI sceNpTrophyGetTrophyInfo() {
     return ORBIS_OK;
 }
 
-int PS4_SYSV_ABI sceNpTrophyGetTrophyUnlockState() {
+s32 PS4_SYSV_ABI sceNpTrophyGetTrophyUnlockState(u32 context, u32 handle, u32* flags, u32* count) {
     LOG_ERROR(Lib_NpTrophy, "(STUBBED) called");
+    *flags = 0u;
+    *count = 0;
     return ORBIS_OK;
 }
 
diff --git a/src/core/libraries/np_trophy/np_trophy.h b/src/core/libraries/np_trophy/np_trophy.h
index 91b9351b..d05d353f 100644
--- a/src/core/libraries/np_trophy/np_trophy.h
+++ b/src/core/libraries/np_trophy/np_trophy.h
@@ -22,17 +22,18 @@ int PS4_SYSV_ABI sceNpTrophyConfigGetTrophySetInfoInGroup();
 int PS4_SYSV_ABI sceNpTrophyConfigGetTrophySetVersion();
 int PS4_SYSV_ABI sceNpTrophyConfigGetTrophyTitleDetails();
 int PS4_SYSV_ABI sceNpTrophyConfigHasGroupFeature();
-int PS4_SYSV_ABI sceNpTrophyCreateContext();
-int PS4_SYSV_ABI sceNpTrophyCreateHandle();
+s32 PS4_SYSV_ABI sceNpTrophyCreateContext(u32* context, u32 user_id, u32 service_label,
+                                          u64 options);
+s32 PS4_SYSV_ABI sceNpTrophyCreateHandle(u32* handle);
 int PS4_SYSV_ABI sceNpTrophyDestroyContext();
-int PS4_SYSV_ABI sceNpTrophyDestroyHandle();
+s32 PS4_SYSV_ABI sceNpTrophyDestroyHandle(u32 handle);
 int PS4_SYSV_ABI sceNpTrophyGetGameIcon();
 int PS4_SYSV_ABI sceNpTrophyGetGameInfo();
 int PS4_SYSV_ABI sceNpTrophyGetGroupIcon();
 int PS4_SYSV_ABI sceNpTrophyGetGroupInfo();
 int PS4_SYSV_ABI sceNpTrophyGetTrophyIcon();
 int PS4_SYSV_ABI sceNpTrophyGetTrophyInfo();
-int PS4_SYSV_ABI sceNpTrophyGetTrophyUnlockState();
+s32 PS4_SYSV_ABI sceNpTrophyGetTrophyUnlockState(u32 context, u32 handle, u32* flags, u32* count);
 int PS4_SYSV_ABI sceNpTrophyGroupArrayGetNum();
 int PS4_SYSV_ABI sceNpTrophyIntAbortHandle();
 int PS4_SYSV_ABI sceNpTrophyIntCheckNetSyncTitles();
diff --git a/src/video_core/texture_cache/image.h b/src/video_core/texture_cache/image.h
index 2964379f..9d9022c6 100644
--- a/src/video_core/texture_cache/image.h
+++ b/src/video_core/texture_cache/image.h
@@ -100,7 +100,7 @@ private:
     vk::Image image{};
 };
 
-constexpr SlotId NULL_IMAGE_ID{0};
+constexpr Common::SlotId NULL_IMAGE_ID{0};
 
 struct Image {
     explicit Image(const Vulkan::Instance& instance, Vulkan::Scheduler& scheduler,
diff --git a/src/video_core/texture_cache/texture_cache.h b/src/video_core/texture_cache/texture_cache.h
index 1d5aafa2..0ecd9faf 100644
--- a/src/video_core/texture_cache/texture_cache.h
+++ b/src/video_core/texture_cache/texture_cache.h
@@ -140,8 +140,8 @@ private:
     Vulkan::Scheduler& scheduler;
     Vulkan::StreamBuffer staging;
     TileManager tile_manager;
-    SlotVector<Image> slot_images;
-    SlotVector<ImageView> slot_image_views;
+    Common::SlotVector<Image> slot_images;
+    Common::SlotVector<ImageView> slot_image_views;
     tsl::robin_map<u64, Sampler> samplers;
     tsl::robin_pg_map<u64, std::vector<ImageId>> page_table;
     boost::icl::interval_map<VAddr, s32> cached_pages;
diff --git a/src/video_core/texture_cache/types.h b/src/video_core/texture_cache/types.h
index 335d6d83..fd646665 100644
--- a/src/video_core/texture_cache/types.h
+++ b/src/video_core/texture_cache/types.h
@@ -8,8 +8,8 @@
 
 namespace VideoCore {
 
-using ImageId = SlotId;
-using ImageViewId = SlotId;
+using ImageId = Common::SlotId;
+using ImageViewId = Common::SlotId;
 
 struct Offset2D {
     s32 x;