diff --git a/server/scripts/__KT_DATABASE_MIGRATION/state-sync/recalc-all-scores.ts b/server/scripts/__KT_DATABASE_MIGRATION/state-sync/recalc-all-scores.ts
index 458eb3fa9..c08edefa6 100644
--- a/server/scripts/__KT_DATABASE_MIGRATION/state-sync/recalc-all-scores.ts
+++ b/server/scripts/__KT_DATABASE_MIGRATION/state-sync/recalc-all-scores.ts
@@ -1,7 +1,10 @@
 import db from "external/mongo/db";
 import CreateLogCtx from "lib/logger/logger";
 import { CreateCalculatedData } from "lib/score-import/framework/calculated-data/calculated-data";
+import { ProcessPBs } from "lib/score-import/framework/pb/process-pbs";
+import { updateLanguageServiceSourceFile } from "typescript";
 import { EfficientDBIterate } from "../../util/efficient-db-iterate";
+import { UpdateAllPBs } from "./update-all-pbs";
 
 const logger = CreateLogCtx(__filename);
 
@@ -43,6 +46,9 @@ export async function RecalcAllScores(filter = {}) {
 		filter
 	);
 
+	logger.info("Reprocessing PBs...");
+	await UpdateAllPBs(filter);
+
 	logger.info(`Done!`);
 }
 
diff --git a/server/scripts/bpi-poyashi-data/update-bpi-poyashi.ts b/server/scripts/bpi-poyashi-data/update-bpi-poyashi.ts
index e32026dbf..637349a16 100644
--- a/server/scripts/bpi-poyashi-data/update-bpi-poyashi.ts
+++ b/server/scripts/bpi-poyashi-data/update-bpi-poyashi.ts
@@ -9,6 +9,7 @@ import CreateLogCtx from "lib/logger/logger";
 import { config } from "process";
 import { FindChartWithPTDFVersion } from "utils/queries/charts";
 import { FindSongOnTitle } from "utils/queries/songs";
+import { RecalcAllScores } from "../__KT_DATABASE_MIGRATION/state-sync/recalc-all-scores";
 
 const program = new Command();
 
@@ -35,9 +36,7 @@ async function UpdatePoyashiData() {
 	if (options.fetch) {
 		// lol!
 		logger.info("Fetching data from github...");
-		const rj = await fetch(
-			"https://raw.githubusercontent.com/potakusan/bpim-score-repo/master/output/release.json"
-		).then((r) => r.json());
+		const rj = await fetch("https://proxy.poyashi.me/?type=bpi").then((r) => r.json());
 
 		logger.info("Fetched data.");
 		fs.writeFileSync(dataLoc, JSON.stringify(rj));
@@ -71,7 +70,7 @@ async function UpdatePoyashiData() {
 			tachiSong.id,
 			playtype as "SP" | "DP",
 			diff as Difficulties["iidx:DP" | "iidx:SP"],
-			"28"
+			"27"
 		)) as ChartDocument<"iidx:SP" | "iidx:DP">;
 
 		if (!tachiChart) {
@@ -90,6 +89,11 @@ async function UpdatePoyashiData() {
 			continue;
 		}
 
+		if (d.removed) {
+			logger.info(`Skipping removed chart ${tachiSong.title}.`);
+			continue;
+		}
+
 		realData.push({
 			coef: d.coef === -1 ? null : d.coef,
 			kavg: Number(d.avg),
@@ -102,6 +106,14 @@ async function UpdatePoyashiData() {
 	await db["iidx-bpi-data"].insert(realData);
 
 	logger.info(`Removed all, and inserted ${realData.length} documents.`);
+
+	logger.info(`Triggering IIDX Recalc.`);
+
+	await RecalcAllScores({ game: "iidx" });
+
+	logger.info(`Done.`);
 }
 
-UpdatePoyashiData();
+if (require.main === module) {
+	UpdatePoyashiData();
+}
diff --git a/server/src/lib/score-import/framework/calculated-data/stats.test.ts b/server/src/lib/score-import/framework/calculated-data/stats.test.ts
index dc0e91a7d..f9ea8fa7b 100644
--- a/server/src/lib/score-import/framework/calculated-data/stats.test.ts
+++ b/server/src/lib/score-import/framework/calculated-data/stats.test.ts
@@ -53,6 +53,21 @@ t.test("#CalculateBPI", (t) => {
 		t.end();
 	});
 
+	t.test("COLOSSEUM BPI Tests", (t) => {
+		const WR_AFT = 2312;
+		const KAVG_CL = 2131;
+		const MAX_CL = 2318;
+		const COEF_CL = -1;
+
+		function CL_BPI(yourEx: number) {
+			return CalculateBPI(KAVG_CL, WR_AFT, yourEx, MAX_CL, COEF_CL);
+		}
+
+		isApproximately(CL_BPI(2307), 79.63);
+
+		t.end();
+	});
+
 	// This song has both no co-efficient and is an sp11, so it serves
 	// as another interesting test.
 	t.test("Afterimage d'automne BPI tests", (t) => {
diff --git a/server/src/lib/score-import/framework/calculated-data/stats.ts b/server/src/lib/score-import/framework/calculated-data/stats.ts
index d4ff4b224..19a24527a 100644
--- a/server/src/lib/score-import/framework/calculated-data/stats.ts
+++ b/server/src/lib/score-import/framework/calculated-data/stats.ts
@@ -6,7 +6,6 @@ import {
 	Game,
 	Playtypes,
 	GetGamePTConfig,
-	IDStrings,
 } from "tachi-common";
 import { KtLogger } from "lib/logger/logger";
 import { DryScore } from "../common/types";
@@ -78,7 +77,11 @@ export function CalculateBPI(
 	max: integer,
 	pc: number | null
 ) {
-	const powCoef = pc ?? 1.175;
+	let powCoef = pc ?? 1.175;
+	if (powCoef === -1) {
+		powCoef = 1.175;
+	}
+
 	const yourPGF = BPIPikaGreatFn(yourEx, max);
 	const kaidenPGF = BPIPikaGreatFn(kaidenEx, max);
 	const wrPGF = BPIPikaGreatFn(wrEx, max);
@@ -90,8 +93,7 @@ export function CalculateBPI(
 	const isBetterThanKavg = yourEx >= kaidenEx;
 
 	// this line of code isn't mine, and that's why it's *really* bad here.
-	return Math.max(
-		-15,
+	const bpi =
 		Math.round(
 			(isBetterThanKavg ? 100 : -100) *
 				Math.pow(
@@ -99,8 +101,13 @@ export function CalculateBPI(
 					powCoef
 				) *
 				100
-		) / 100
-	);
+		) / 100;
+
+	if (bpi < -15) {
+		return -15;
+	}
+
+	return bpi;
 }
 
 /**
diff --git a/server/src/server/router/api/v1/users/_userID/banner/router.test.ts b/server/src/server/router/api/v1/users/_userID/banner/router.test.ts
index 3044b8e1e..3c81eb69b 100644
--- a/server/src/server/router/api/v1/users/_userID/banner/router.test.ts
+++ b/server/src/server/router/api/v1/users/_userID/banner/router.test.ts
@@ -11,7 +11,7 @@ t.test("GET /api/v1/users/:userID/banner", (t) => {
 	t.beforeEach(ResetDBState);
 
 	t.test("Should return the default profile banner if user has no custom banner", async (t) => {
-		await CDNStoreOrOverwrite("/users/default/banner.png", "test");
+		await CDNStoreOrOverwrite("/users/default/banner", "test");
 		const res = await mockApi.get("/api/v1/users/1/banner").redirects(1);
 
 		t.equal(res.body.toString(), "test");
diff --git a/server/src/server/router/api/v1/users/_userID/banner/router.ts b/server/src/server/router/api/v1/users/_userID/banner/router.ts
index 11f5f87d1..1cf0587db 100644
--- a/server/src/server/router/api/v1/users/_userID/banner/router.ts
+++ b/server/src/server/router/api/v1/users/_userID/banner/router.ts
@@ -86,7 +86,7 @@ router.get("/", (req, res) => {
 
 	if (!user.customBanner) {
 		res.setHeader("Content-Type", "image/png");
-		return CDNRedirect(res, "/users/default/banner.png");
+		return CDNRedirect(res, "/users/default/banner");
 	}
 
 	// express sniffs whether this is a png or jpg **and** browsers dont care either.
diff --git a/server/src/server/router/api/v1/users/_userID/pfp/router.test.ts b/server/src/server/router/api/v1/users/_userID/pfp/router.test.ts
index 2217791b0..4eb04319e 100644
--- a/server/src/server/router/api/v1/users/_userID/pfp/router.test.ts
+++ b/server/src/server/router/api/v1/users/_userID/pfp/router.test.ts
@@ -11,7 +11,7 @@ t.test("GET /api/v1/users/:userID/pfp", (t) => {
 	t.beforeEach(ResetDBState);
 
 	t.test("Should return the default profile picture if user has no custom pfp", async (t) => {
-		await CDNStoreOrOverwrite("/users/default/pfp.png", "test");
+		await CDNStoreOrOverwrite("/users/default/pfp", "test");
 		// we have to follow redirs here lol
 		const res = await mockApi.get("/api/v1/users/1/pfp").redirects(1);
 
diff --git a/server/src/server/router/api/v1/users/_userID/pfp/router.ts b/server/src/server/router/api/v1/users/_userID/pfp/router.ts
index 97e557cc7..76348fab4 100644
--- a/server/src/server/router/api/v1/users/_userID/pfp/router.ts
+++ b/server/src/server/router/api/v1/users/_userID/pfp/router.ts
@@ -84,7 +84,7 @@ router.get("/", (req, res) => {
 
 	if (!user.customPfp) {
 		res.setHeader("Content-Type", "image/png");
-		return CDNRedirect(res, "/users/default/pfp.png");
+		return CDNRedirect(res, "/users/default/pfp");
 	}
 
 	return CDNRedirect(res, GetProfilePictureURL(user.id));
diff --git a/server/src/test-utils/asserts.ts b/server/src/test-utils/asserts.ts
index f18f23c2c..3fe680801 100644
--- a/server/src/test-utils/asserts.ts
+++ b/server/src/test-utils/asserts.ts
@@ -1,14 +1,15 @@
+import { rootLogger } from "lib/logger/logger";
 import Prudence, { PrudenceSchema } from "prudence";
 import t from "tap";
 
-export function isApproximately(number: number, target: number, message: string, lenience = 0.01) {
+export function isApproximately(number: number, target: number, message?: string, lenience = 0.01) {
 	const result = t.ok(Math.abs(number - target) < lenience, message);
 
 	if (!result) {
-		throw new Error(`${number} was not close enough to ${target}`);
+		rootLogger.error(`${number} was not close enough to ${target}`);
 	}
 
-	return true;
+	// return true;
 }
 
 export function prAssert(