diff --git a/src/xenia/gpu/d3d12/d3d12_command_processor.cc b/src/xenia/gpu/d3d12/d3d12_command_processor.cc
index ff9041fbd..4e2ca3370 100644
--- a/src/xenia/gpu/d3d12/d3d12_command_processor.cc
+++ b/src/xenia/gpu/d3d12/d3d12_command_processor.cc
@@ -2016,7 +2016,8 @@ bool D3D12CommandProcessor::IssueDraw(xenos::PrimitiveType primitive_type,
   }
   draw_util::ViewportInfo viewport_info;
   draw_util::GetHostViewportInfo(regs, float(pixel_size_x), float(pixel_size_y),
-                                 true, float(D3D12_VIEWPORT_BOUNDS_MAX), false,
+                                 true, float(D3D12_VIEWPORT_BOUNDS_MAX),
+                                 float(D3D12_VIEWPORT_BOUNDS_MAX), false,
                                  viewport_info);
   draw_util::Scissor scissor;
   draw_util::GetScissor(regs, scissor);
diff --git a/src/xenia/gpu/draw_util.cc b/src/xenia/gpu/draw_util.cc
index c78d5122a..29072c3e8 100644
--- a/src/xenia/gpu/draw_util.cc
+++ b/src/xenia/gpu/draw_util.cc
@@ -113,11 +113,12 @@ int32_t FloatToD3D11Fixed16p8(float f32) {
 
 void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
                          float pixel_size_y, bool origin_bottom_left,
-                         float xy_max, bool allow_reverse_z,
+                         float x_max, float y_max, bool allow_reverse_z,
                          ViewportInfo& viewport_info_out) {
   assert_true(pixel_size_x >= 1.0f);
   assert_true(pixel_size_y >= 1.0f);
-  assert_true(xy_max >= 1.0f);
+  assert_true(x_max >= 1.0f);
+  assert_true(y_max >= 1.0f);
 
   // PA_CL_VTE_CNTL contains whether offsets and scales are enabled.
   // http://www.x.org/docs/AMD/old/evergreen_3D_registers_v2.pdf
@@ -167,9 +168,9 @@ void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
     // Keep the viewport in the positive quarter-plane for simplicity of
     // clamping to the maximum supported bounds.
     float cutoff_left = std::fmax(-viewport_left, 0.0f);
-    float cutoff_right = std::fmax(viewport_right - xy_max, 0.0f);
+    float cutoff_right = std::fmax(viewport_right - x_max, 0.0f);
     viewport_left = std::fmax(viewport_left, 0.0f);
-    viewport_right = std::fmin(viewport_right, xy_max);
+    viewport_right = std::fmin(viewport_right, x_max);
     viewport_width = viewport_right - viewport_left;
     if (viewport_width > size_min) {
       ndc_scale_x =
@@ -194,7 +195,7 @@ void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
     // enabled, via the shader.
     viewport_left = 0.0f;
     viewport_width = std::min(
-        float(xenos::kTexture2DCubeMaxWidthHeight) * pixel_size_x, xy_max);
+        float(xenos::kTexture2DCubeMaxWidthHeight) * pixel_size_x, x_max);
     ndc_scale_x = (2.0f * pixel_size_x) / viewport_width;
     ndc_offset_x = viewport_offset_x * ndc_scale_x - 1.0f;
   }
@@ -205,9 +206,9 @@ void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
     viewport_top = viewport_offset_y * pixel_size_y - viewport_scale_y_abs;
     float viewport_bottom = viewport_top + viewport_scale_y_abs * 2.0f;
     float cutoff_top = std::fmax(-viewport_top, 0.0f);
-    float cutoff_bottom = std::fmax(viewport_bottom - xy_max, 0.0f);
+    float cutoff_bottom = std::fmax(viewport_bottom - y_max, 0.0f);
     viewport_top = std::fmax(viewport_top, 0.0f);
-    viewport_bottom = std::fmin(viewport_bottom, xy_max);
+    viewport_bottom = std::fmin(viewport_bottom, y_max);
     viewport_height = viewport_bottom - viewport_top;
     if (viewport_height > size_min) {
       ndc_scale_y =
@@ -227,7 +228,7 @@ void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
     }
   } else {
     viewport_height = std::min(
-        float(xenos::kTexture2DCubeMaxWidthHeight) * pixel_size_y, xy_max);
+        float(xenos::kTexture2DCubeMaxWidthHeight) * pixel_size_y, y_max);
     ndc_scale_y = (2.0f * pixel_size_y) / viewport_height;
     ndc_offset_y = viewport_offset_y * ndc_scale_y - 1.0f;
   }
diff --git a/src/xenia/gpu/draw_util.h b/src/xenia/gpu/draw_util.h
index 2cee26de7..1a9798aeb 100644
--- a/src/xenia/gpu/draw_util.h
+++ b/src/xenia/gpu/draw_util.h
@@ -52,7 +52,7 @@ struct ViewportInfo {
 // Direct3D clip space with 0...W Z rather than -W...W.
 void GetHostViewportInfo(const RegisterFile& regs, float pixel_size_x,
                          float pixel_size_y, bool origin_bottom_left,
-                         float xy_max, bool allow_reverse_z,
+                         float x_max, float y_max, bool allow_reverse_z,
                          ViewportInfo& viewport_info_out);
 
 struct Scissor {
diff --git a/src/xenia/kernel/xam/user_profile.h b/src/xenia/kernel/xam/user_profile.h
index a5c03f254..309d0e0f8 100644
--- a/src/xenia/kernel/xam/user_profile.h
+++ b/src/xenia/kernel/xam/user_profile.h
@@ -202,6 +202,7 @@ class UserProfile {
   uint64_t xuid() const { return xuid_; }
   std::string name() const { return name_; }
   uint32_t signin_state() const { return 1; }
+  uint32_t type() const { return 2; /* online profile? */ }
 
   void AddSetting(std::unique_ptr<Setting> setting);
   Setting* GetSetting(uint32_t setting_id);
diff --git a/src/xenia/kernel/xam/xam_user.cc b/src/xenia/kernel/xam/xam_user.cc
index 9cc2f1dce..8dc8ae492 100644
--- a/src/xenia/kernel/xam/xam_user.cc
+++ b/src/xenia/kernel/xam/xam_user.cc
@@ -25,25 +25,25 @@ namespace xam {
 
 X_HRESULT_result_t XamUserGetXUID(dword_t user_index, dword_t type_mask,
                                   lpqword_t xuid_ptr) {
+  assert_true(type_mask == 1 || type_mask == 2 || type_mask == 3 ||
+              type_mask == 4 || type_mask == 7);
   if (!xuid_ptr) {
     return X_E_INVALIDARG;
   }
-
-  assert_true(type_mask == 1 || type_mask == 2 || type_mask == 3 ||
-              type_mask == 4 || type_mask == 7);
   uint32_t result = X_E_NO_SUCH_USER;
   uint64_t xuid = 0;
   if (user_index < 4) {
     if (user_index == 0) {
       const auto& user_profile = kernel_state()->user_profile();
-      if (type_mask & (2 | 4)) {
+      auto type = user_profile->type() & type_mask;
+      if (type & (2 | 4)) {
+        // maybe online profile?
         xuid = user_profile->xuid();
         result = X_E_SUCCESS;
-      } else if (type_mask & 1) {
+      } else if (type & 1) {
+        // maybe offline profile?
         xuid = user_profile->xuid();
         result = X_E_SUCCESS;
-      } else {
-        result = X_E_INVALIDARG;
       }
     }
   } else {
@@ -101,24 +101,44 @@ DECLARE_XAM_EXPORT1(XamUserGetSigninInfo, kUserProfiles, kImplemented);
 
 dword_result_t XamUserGetName(dword_t user_index, lpstring_t buffer,
                               dword_t buffer_len) {
-  if (user_index) {
-    return X_ERROR_NO_SUCH_USER;
+  if (user_index >= 4) {
+    return X_E_INVALIDARG;
   }
 
-  if (!buffer_len) {
-    return X_ERROR_SUCCESS;
+  if (user_index) {
+    return X_E_NO_SUCH_USER;
   }
 
   const auto& user_profile = kernel_state()->user_profile();
   const auto& user_name = user_profile->name();
-
-  // Real XAM will only copy a maximum of 15 characters out.
   xe::string_util::copy_truncating(buffer, user_name,
-                                   std::min(buffer_len.value(), uint32_t(15)));
-  return X_ERROR_SUCCESS;
+                                   std::min(buffer_len.value(), uint32_t(16)));
+  return X_E_SUCCESS;
 }
 DECLARE_XAM_EXPORT1(XamUserGetName, kUserProfiles, kImplemented);
 
+dword_result_t XamUserGetGamerTag(dword_t user_index, lpu16string_t buffer,
+                                  dword_t buffer_len) {
+  if (user_index >= 4) {
+    return X_E_INVALIDARG;
+  }
+
+  if (user_index) {
+    return X_E_NO_SUCH_USER;
+  }
+
+  if (!buffer || buffer_len < 16) {
+    return X_E_INVALIDARG;
+  }
+
+  const auto& user_profile = kernel_state()->user_profile();
+  auto user_name = xe::to_utf16(user_profile->name());
+  xe::string_util::copy_and_swap_truncating(
+      buffer, user_name, std::min(buffer_len.value(), uint32_t(16)));
+  return X_E_SUCCESS;
+}
+DECLARE_XAM_EXPORT1(XamUserGetGamerTag, kUserProfiles, kImplemented);
+
 typedef struct {
   xe::be<uint32_t> setting_count;
   xe::be<uint32_t> settings_ptr;
@@ -404,8 +424,15 @@ DECLARE_XAM_EXPORT1(XamUserWriteProfileSettings, kUserProfiles, kImplemented);
 
 dword_result_t XamUserCheckPrivilege(dword_t user_index, dword_t mask,
                                      lpdword_t out_value) {
-  if (user_index) {
-    return X_ERROR_NO_SUCH_USER;
+  // checking all users?
+  if (user_index != 0xFF) {
+    if (user_index >= 4) {
+      return X_ERROR_INVALID_PARAMETER;
+    }
+
+    if (user_index) {
+      return X_ERROR_NO_SUCH_USER;
+    }
   }
 
   // If we deny everything, games should hopefully not try to do stuff.
@@ -462,6 +489,17 @@ DECLARE_XAM_EXPORT1(XamUserContentRestrictionCheckAccess, kUserProfiles, kStub);
 dword_result_t XamUserIsOnlineEnabled(dword_t user_index) { return 1; }
 DECLARE_XAM_EXPORT1(XamUserIsOnlineEnabled, kUserProfiles, kStub);
 
+dword_result_t XamUserGetMembershipTier(dword_t user_index) {
+  if (user_index >= 4) {
+    return X_ERROR_INVALID_PARAMETER;
+  }
+  if (user_index) {
+    return X_ERROR_NO_SUCH_USER;
+  }
+  return 6 /* 6 appears to be Gold */;
+}
+DECLARE_XAM_EXPORT1(XamUserGetMembershipTier, kUserProfiles, kStub);
+
 dword_result_t XamUserAreUsersFriends(dword_t user_index, dword_t unk1,
                                       dword_t unk2, lpdword_t out_value,
                                       dword_t overlapped_ptr) {