diff --git a/tools.py b/tools.py
index 7f6d2e9..622836b 100644
--- a/tools.py
+++ b/tools.py
@@ -1,6 +1,9 @@
 import pygame as pg
 from queue import Queue
 
+from collider.types import CircleCollider, ConvexCollider, BaseCollider
+from transform import Transform
+
 def _debug(fn):
     def wrapper(self: 'Debug', *args, **kwargs):
         if not self.enabled: return
@@ -48,15 +51,24 @@ class Debug:
         
 
     @_debug
-    def draw_collider(self, collider, t):
+    def draw_collider(self, collider: BaseCollider, t: Transform):
         def _draw_collider():
-            h = collider.hull(t)
-            pg.draw.lines(
-                self._screen,
-                color=(0,255,255),
-                points=[v for v in h.vertices()],
-                closed=True
-            )
+            if isinstance(collider, ConvexCollider):
+                h = collider.hull(t)
+                pg.draw.lines(
+                    self._screen,
+                    color=(0,255,255),
+                    points=[v for v in h.vertices()],
+                    closed=True
+                )
+            if isinstance(collider, CircleCollider):
+                pg.draw.circle(
+                    self._screen,
+                    color=(0,255,255),
+                    center=t.position,
+                    radius=collider.radius,
+                    width=1
+                )
         self._debug_queue.put(_draw_collider)