diff --git a/bin/one-time/flavor-text-color-fix b/bin/one-time/flavor-text-color-fix
new file mode 100755
index 0000000..898691a
--- /dev/null
+++ b/bin/one-time/flavor-text-color-fix
@@ -0,0 +1,53 @@
+#!/usr/bin/env -S node --env-file-if-exists=.env
+// Fixes flavor text formatting on files robogurgum created for patches 7.3/7.31
+// see https://discord.com/channels/312060255469305856/1412850908668100810
+
+import {getMediawikiClient} from '../../lib/config.js';
+import {diff} from '../../lib/util/diff.js';
+
+const mw = await getMediawikiClient();
+
+function fixPageContent (pageContent) {
+	const flavorTextRegexp = /\| flavor-text = ([\s\S]*?)\n\|/;
+
+	let match = pageContent.match(flavorTextRegexp);
+	if (!match) return pageContent;
+	let flavorText = match[1];
+	if (!flavorText.trim()) return pageContent;
+
+	let newFlavorText = flavorText
+		// linebreaks with
+		// - no <br> or <br /> etc before or after
+		// - no {{action fact}} after (that renders a line break at the start)
+		.replace(/(?<!<br\s*\/?>)\n(?!<br\s*\/?>)(?!{{action fact|\s*$)/gi, '<br>\n')
+		// spans that set color via inline style instead of using {{colorize}}
+		.replace(/<span style="color: #00cc22;">([^<]+)<\/span>/g, '`$1`')
+		.replace(/<span style="color: #ffff66;">([^<]+)<\/span>/g, '``$1``')
+		.replace(/<span style="color: #ff7b1a;">([^<]+)<\/span>/g, '```$1```')
+		// convert lunar/phaenna credit bonuses to use {{action fact}}, but only
+		// when we can be sure it won't add extra line breaks
+		.replace(
+			/<br\s*\/?>(\n?)`([\w\d _-]+)(?<=Credit Bonus)(?::`|`:) +([^\n<]+)/g,
+			'$1{{action fact|$2|$3}}',
+		)
+		// flavor-text is automatically colorized, remove redundant invocations
+		.replace(/{{colorize\|([^|{}]+)}}/g, '$1');
+
+	return pageContent.replace(flavorTextRegexp, `| flavor-text = ${newFlavorText}\n|`);
+}
+
+const pages = await mw.listUserContribs('RoboGurgum', {namespaces: [0], show: 'new', limit: 1000});
+for (const page of pages) {
+	const {title} = page;
+	const pageContent = await mw.readPage(title);
+	let fixedContent = fixPageContent(pageContent);
+	if (fixedContent === pageContent) {
+		console.log('#', title, ' No change\n');
+		continue;
+	}
+	console.write('\n');
+	diff(pageContent, fixedContent, page);
+	console.log();
+
+	await mw.editPage(title, fixedContent, 'fix flavor text formatting', true);
+}