diff --git a/input.cm b/input.cm
index 7e05aa9d..a108837b 100644
--- a/input.cm
+++ b/input.cm
@@ -70,19 +70,19 @@ function create_user(index, config) {
     control_stack: [],
     
     // Get current device kind
-    get device_kind() {
+    device_kind() {
       if (!this.active_device) return 'keyboard'
       return devices.kind(this.active_device)
     },
     
     // Get current gamepad type
-    get gamepad_type() {
+    gamepad_type() {
       if (!this.active_device) return null
       return devices.gamepad_type(this.active_device)
     },
     
     // Get action down state
-    get down() {
+    down() {
       return this.router ? this.router.down : {}
     },
     
@@ -105,7 +105,7 @@ function create_user(index, config) {
     },
     
     // Get current control target
-    get target() {
+    target() {
       return length(this.control_stack) > 0 
         ? this.control_stack[length(this.control_stack) - 1] 
         : null
@@ -261,10 +261,10 @@ return {
   ingest: ingest,
   user: user,
   
-  get player1() { return _users[0] },
-  get player2() { return _users[1] },
-  get player3() { return _users[2] },
-  get player4() { return _users[3] },
+  player1() { return _users[0] },
+  player2() { return _users[1] },
+  player3() { return _users[2] },
+  player4() { return _users[3] },
   
   // Re-export for convenience
   devices: devices,
diff --git a/input/router.cm b/input/router.cm
index 606c4b40..3d90f985 100644
--- a/input/router.cm
+++ b/input/router.cm
@@ -291,7 +291,7 @@ function make(user, config) {
   return {
     stages: stages,
     
-    get down() { return action.down },
+    down() { return action.down },
     
     handle: function(canon) {
       var events = [canon]
@@ -306,9 +306,9 @@ function make(user, config) {
 }
 
 return {
-  make: make,
-  gesture_stage: gesture_stage,
-  emacs_stage: emacs_stage,
-  action_stage: action_stage,
-  delivery_stage: delivery_stage
+  make,
+  gesture_stage,
+  emacs_stage,
+  action_stage,
+  delivery_stage
 }
diff --git a/sprite.c b/sprite.c
index 82e81860..6a39150a 100644
--- a/sprite.c
+++ b/sprite.c
@@ -55,15 +55,6 @@ static void js_sprite_mark(JSRuntime *rt, JSValueConst val, JS_MarkFunc *mark_fu
 // Class definition for sprite with mark function for GC
 QJSCLASSMARK(sprite,)
 
-// SPRITE GETTER/SETTER FUNCTIONS
-JSC_GETSET(sprite, pos, vec2)
-JSC_GETSET(sprite, center, vec2)
-JSC_GETSET(sprite, layer, number)
-JSC_GETSET(sprite, color, color)
-JSC_GETSET(sprite, skew, vec2)
-JSC_GETSET(sprite, scale, vec2)
-JSC_GETSET(sprite, rotation, number)
-
 // SPRITE ACTION FUNCTIONS
 
 JSC_CCALL(sprite_move,
@@ -85,17 +76,48 @@ JSC_CCALL(sprite_set_image,
   sp->image = JS_DupValue(js, argv[0]);
 )
 
+JSC_CCALL(sprite_set,
+  sprite *sp = js2sprite(js,self);
+  if (!JS_IsObject(argv[0])) return JS_NULL;
+  
+  JSValue val;
+  
+  val = JS_GetPropertyStr(js, argv[0], "pos");
+  if (!JS_IsNull(val)) { sp->pos = js2vec2(js, val); JS_FreeValue(js, val); }
+  
+  val = JS_GetPropertyStr(js, argv[0], "center");
+  if (!JS_IsNull(val)) { sp->center = js2vec2(js, val); JS_FreeValue(js, val); }
+  
+  val = JS_GetPropertyStr(js, argv[0], "skew");
+  if (!JS_IsNull(val)) { sp->skew = js2vec2(js, val); JS_FreeValue(js, val); }
+  
+  val = JS_GetPropertyStr(js, argv[0], "scale");
+  if (!JS_IsNull(val)) { sp->scale = js2vec2(js, val); JS_FreeValue(js, val); }
+  
+  val = JS_GetPropertyStr(js, argv[0], "rotation");
+  if (!JS_IsNull(val)) { sp->rotation = js2number(js, val); JS_FreeValue(js, val); }
+  
+  val = JS_GetPropertyStr(js, argv[0], "layer");
+  if (!JS_IsNull(val)) { sp->layer = js2number(js, val); JS_FreeValue(js, val); }
+  
+  val = JS_GetPropertyStr(js, argv[0], "color");
+  if (!JS_IsNull(val)) { sp->color = js2color(js, val); JS_FreeValue(js, val); }
+  
+  val = JS_GetPropertyStr(js, argv[0], "image");
+  if (!JS_IsNull(val) && !JS_IsNull(val)) {
+    if (!JS_IsNull(sp->image)) JS_FreeValue(js, sp->image);
+    sp->image = val;  // Transfer ownership
+  } else {
+    JS_FreeValue(js, val);
+  }
+)
+
+
 static const JSCFunctionListEntry js_sprite_funcs[] = {
   MIST_FUNC_DEF(sprite, set_affine, 0),
   MIST_FUNC_DEF(sprite, set_image, 1),
   MIST_FUNC_DEF(sprite, move, 1),
-  JS_CGETSET_DEF("pos", js_sprite_get_pos, js_sprite_set_pos),
-  JS_CGETSET_DEF("scale", js_sprite_get_scale, js_sprite_set_scale),
-  JS_CGETSET_DEF("skew", js_sprite_get_skew, js_sprite_set_skew),
-  JS_CGETSET_DEF("layer", js_sprite_get_layer, js_sprite_set_layer),
-  JS_CGETSET_DEF("color", js_sprite_get_color, js_sprite_set_color),
-  JS_CGETSET_DEF("center", js_sprite_get_center, js_sprite_set_center),
-  JS_CGETSET_DEF("rotation", js_sprite_get_rotation, js_sprite_set_rotation),
+  MIST_FUNC_DEF(sprite, set, 1),
 };
 
 // Constructor function for sprite