diff --git a/agent.py b/agent.py
index fa749e2..8555342 100644
--- a/agent.py
+++ b/agent.py
@@ -330,8 +330,8 @@ def _slugify(value: str) -> str:
     return slug or "game-asset"
 
 
-def _scale(unit: float, n: float) -> str:
-    return f"{n * unit:.2f}"
+def _scale(unit: float, amount: float) -> str:
+    return f"{amount * unit:.2f}"
 
 
 def _render_svg(
@@ -382,7 +382,10 @@ def _render_svg(
 def _asset_body(asset_type: str, style: str, primary: str, accent: str, dark: str, stroke: int, unit: float, pattern: int) -> str:
     fill = "none" if style == "outline" else primary
     common = f'stroke="{dark}" stroke-width="{stroke}" stroke-linejoin="round" stroke-linecap="round"'
-    p = lambda n: _scale(unit, n)
+
+    def p(amount: float) -> str:
+        return _scale(unit, amount)
+
     if asset_type == "character":
         return (
             f'<circle cx="{p(8)}" cy="{p(4.2)}" r="{p(2.1)}" fill="{fill}" {common}/>'
@@ -393,9 +396,10 @@ def _asset_body(asset_type: str, style: str, primary: str, accent: str, dark: st
         spike_points: list[str] = []
         for i in range(7):
             spike_points.append(f'{p(2 + i * 2)},{p(7 + ((pattern + i) % 3))}')
+        spike_points_text = " ".join(spike_points)
         return (
             f'<polygon points="{p(8)},{p(2)} {p(14)},{p(8)} {p(11)},{p(14)} {p(5)},{p(14)} {p(2)},{p(8)}" fill="{fill}" {common}/>'
-            f'<polyline points="{" ".join(spike_points)}" fill="none" stroke="{accent}" stroke-width="{stroke}"/>'
+            f'<polyline points="{spike_points_text}" fill="none" stroke="{accent}" stroke-width="{stroke}"/>'
             f'<circle cx="{p(6)}" cy="{p(8)}" r="{p(.55)}" fill="{dark}"/><circle cx="{p(10)}" cy="{p(8)}" r="{p(.55)}" fill="{dark}"/>'
         )
     if asset_type == "item":