diff --git a/assets/z_gwb.png b/assets/z_gwb.png
index a3166b5..ad232b4 100644
Binary files a/assets/z_gwb.png and b/assets/z_gwb.png differ
diff --git a/index.html b/index.html
index e67caf2..803086a 100644
--- a/index.html
+++ b/index.html
@@ -97,6 +97,6 @@
     <p id="build"></p>
   </div>
 </div>
-<script type="module" src="main.js?v=72"></script>
+<script type="module" src="main.js?v=73"></script>
 </body>
 </html>
diff --git a/render.js b/render.js
index dcb799a..be5c89d 100644
--- a/render.js
+++ b/render.js
@@ -155,7 +155,7 @@ export function proj(x, y, z) {
 
 // ---------------------------------------------------------------- sprites ----
 // assets/<name>.png; game falls back to code-drawn figures until sprites load.
-const SPRV = 65; // asset cache-buster — bump with main.js?v=N (see the img.src note below)
+const SPRV = 66; // asset cache-buster — bump with main.js?v=N (see the img.src note below)
 const SPR = {};
 for (const n of ['p_idle1','p_idle2','p_bounce','p_bounce2','p_toss','p_smash','p_run1','p_run2','p_run3','p_run4','p_swing1','p_swing2','p_die1','p_die2','p_die3','p_die4','p_die5',
                  'o_idle1','o_idle2','o_bounce','o_bounce2','o_toss','o_smash','o_run1','o_run2','o_swing1','o_swing2',