Grabbed dndbeyond's source code

```
~/go/bin/sourcemapper -output ddb -jsurl https://media.dndbeyond.com/character-app/static/js/main.90aa78c5.js
```

ddb_main/tools/js/Shared/components/VehicleBlock/VehicleBlockSectionHeader/VehicleBlockSectionHeader.tsx

@@ -0,0 +1,30 @@
+import React from "react";
+
+interface Props {
+  label: React.ReactNode;
+  callout: React.ReactNode;
+}
+export default class VehicleBlockSectionHeader extends React.PureComponent<Props> {
+  static defaultProps = {
+    callout: null,
+  };
+
+  render() {
+    const { label, callout } = this.props;
+
+    return (
+      <div className="ct-vehicle-block__section-header">
+        <div className="ct-vehicle-block__section-header-content">
+          <div className="ct-vehicle-block__section-header-content-primary">
+            {label}
+          </div>
+          {callout !== null && (
+            <div className="ct-vehicle-block__section-header-content-callout">
+              {callout}
+            </div>
+          )}
+        </div>
+      </div>
+    );
+  }
+}

ddb_main/tools/js/Shared/components/VehicleBlock/VehicleBlockSectionHeader/index.ts

@@ -0,0 +1,4 @@
+import VehicleBlockSectionHeader from "./VehicleBlockSectionHeader";
+
+export default VehicleBlockSectionHeader;
+export { VehicleBlockSectionHeader };