diff --git a/src/app/DataFetcher.ts b/src/app/DataFetcher.ts
index 81468acc..fae6f599 100644
--- a/src/app/DataFetcher.ts
+++ b/src/app/DataFetcher.ts
@@ -170,7 +170,11 @@ export async function fetchPreset(version: VersionId, registry: string, id: stri
 		if (registry === 'worldgen/noise_settings' && version === '1.18') {
 			let text = await res.text()
 			text = text.replaceAll('"max_threshold": Infinity', '"max_threshold": 100')
-			return JSON.parse(text)
+			const data = JSON.parse(text)
+			if (id !== 'overworld' && id !== 'large_biomes') {
+				data.noise.terrain_shaper = { offset: 0, factor: 0, jaggedness: 0 }
+			}
+			return data
 		}
 		return await res.json()
 	} catch (e) {
diff --git a/src/app/components/previews/BiomeSourcePreview.tsx b/src/app/components/previews/BiomeSourcePreview.tsx
index 233f97e8..5be2ff49 100644
--- a/src/app/components/previews/BiomeSourcePreview.tsx
+++ b/src/app/components/previews/BiomeSourcePreview.tsx
@@ -106,7 +106,7 @@ function calculateState(data: any, octaves: NoiseOctaves, shaper: TerrainShaper)
 	return JSON.stringify([data, octaves, shaper.toJson()])
 }
 
-function getOctaves(obj: any): NoiseOctaves {
+export function getOctaves(obj: any): NoiseOctaves {
 	if (typeof obj !== 'string') {
 		const settings = NoiseGeneratorSettings.fromJson(DataModel.unwrapLists(obj))
 		obj = settings.noise.densityFactor === 0 && settings.noise.densityOffset === -0.030078125
@@ -145,7 +145,7 @@ function getOctaves(obj: any): NoiseOctaves {
 	}
 }
 
-function getShaper(obj: any): TerrainShaper {
+export function getShaper(obj: any): TerrainShaper {
 	if (typeof obj === 'string') {
 		switch (obj.replace(/^minecraft:/, '')) {
 			case 'overworld':
diff --git a/src/app/components/previews/NoiseSettingsPreview.tsx b/src/app/components/previews/NoiseSettingsPreview.tsx
index 8914e769..007a1bdc 100644
--- a/src/app/components/previews/NoiseSettingsPreview.tsx
+++ b/src/app/components/previews/NoiseSettingsPreview.tsx
@@ -10,18 +10,11 @@ import { randomSeed } from '../../Utils'
 export const NoiseSettingsPreview = ({ lang, data, shown, version }: PreviewProps) => {
 	const loc = locale.bind(null, lang)
 	const [seed, setSeed] = useState(randomSeed())
-	const [biomeFactor, setBiomeFactor] = useState(0.2)
-	const [biomeOffset, setBiomeOffset] = useState(0.1)
-	const [biomePeaks, setBiomePeaks] = useState(0)
+	const [biomeScale, setBiomeScale] = useState(0.2)
+	const [biomeDepth, setBiomeDepth] = useState(0.1)
 	const [focused, setFocused] = useState<string | undefined>(undefined)
 	const offset = useRef(0)
-	const state = JSON.stringify([data, biomeFactor, biomeOffset, biomePeaks])
-
-	const hasPeaks = checkVersion(version, '1.18')
-	useEffect(() => {
-		setBiomeFactor(hasPeaks ? 600 : 0.2)
-		setBiomeOffset(hasPeaks ? 0.05 : 0.1)
-	}, [hasPeaks])
+	const state = JSON.stringify([data, biomeScale, biomeDepth])
 
 	const size = data?.noise?.height ?? 256
 	const { canvas, redraw } = useCanvas({
@@ -29,7 +22,7 @@ export const NoiseSettingsPreview = ({ lang, data, shown, version }: PreviewProp
 			return [size, size]
 		},
 		async draw(img) {
-			const options = { biomeOffset, biomeFactor, biomePeaks, offset: offset.current, width: img.width, seed, version }
+			const options = { biomeDepth, biomeScale, offset: offset.current, width: img.width, seed, version }
 			noiseSettings(data, img, options)
 		},
 		async onDrag(dx) {
@@ -54,16 +47,12 @@ export const NoiseSettingsPreview = ({ lang, data, shown, version }: PreviewProp
 	return <>
 		<div class="controls">
 			{focused && <Btn label={`Y = ${focused}`} class="no-pointer" />}
-			<BtnMenu icon="gear" tooltip={locale(lang, 'terrain_settings')}>
-				{hasPeaks ? <>
-					<BtnInput label={loc('preview.factor')} value={`${biomeFactor}`} onChange={v => setBiomeFactor(Number(v))} />
-					<BtnInput label={loc('preview.offset')} value={`${biomeOffset}`} onChange={v => setBiomeOffset(Number(v))} />
-					<BtnInput label={loc('preview.peaks')} value={`${biomePeaks}`} onChange={v => setBiomePeaks(Number(v))} />
-				</> : <>
-					<BtnInput label={loc('preview.scale')} value={`${biomeFactor}`} onChange={v => setBiomeFactor(Number(v))} />
-					<BtnInput label={loc('preview.depth')} value={`${biomeOffset}`} onChange={v => setBiomeOffset(Number(v))} />
-				</>}
-			</BtnMenu>
+			{checkVersion(version, undefined, '1.17') &&
+				<BtnMenu icon="gear" tooltip={locale(lang, 'terrain_settings')}>
+					<BtnInput label={loc('preview.scale')} value={`${biomeScale}`} onChange={v => setBiomeScale(Number(v))} />
+					<BtnInput label={loc('preview.depth')} value={`${biomeDepth}`} onChange={v => setBiomeDepth(Number(v))} />
+				</BtnMenu>
+			}
 			<Btn icon="sync" tooltip={locale(lang, 'generate_new_seed')}
 				onClick={() => setSeed(randomSeed())} />
 		</div>
diff --git a/src/app/previews/NoiseSettings.ts b/src/app/previews/NoiseSettings.ts
index 7890298e..1500ee29 100644
--- a/src/app/previews/NoiseSettings.ts
+++ b/src/app/previews/NoiseSettings.ts
@@ -1,15 +1,15 @@
 import { DataModel } from '@mcschema/core'
 import type { BlockPos, BlockState } from 'deepslate'
 import { Chunk, ChunkPos, FixedBiome, NoiseChunkGenerator, NoiseGeneratorSettings } from 'deepslate'
+import { getOctaves } from '../components'
 import type { VersionId } from '../Schemas'
 import { checkVersion } from '../Schemas'
 import { deepClone, deepEqual } from '../Utils'
 import { NoiseChunkGenerator as OldNoiseChunkGenerator } from './noise/NoiseChunkGenerator'
 
 export type NoiseSettingsOptions = {
-	biomeFactor: number,
-	biomeOffset: number,
-	biomePeaks: number,
+	biomeScale?: number,
+	biomeDepth?: number,
 	offset: number,
 	width: number,
 	seed: bigint,
@@ -54,7 +54,7 @@ export function noiseSettings(state: any, img: ImageData, options: NoiseSettings
 	}
 
 	const generator = new OldNoiseChunkGenerator(options.seed)
-	generator.reset(state.noise, options.biomeOffset, options.biomeFactor, options.offset, 200)
+	generator.reset(state.noise, options.biomeDepth ?? 0, options.biomeScale ?? 0, options.offset, options.width)
 	const data = img.data
 	const row = img.width * 4
 	for (let x = 0; x < options.width; x += 1) {
@@ -72,12 +72,9 @@ export function noiseSettings(state: any, img: ImageData, options: NoiseSettings
 
 function getCached(state: unknown, options: NoiseSettingsOptions) {
 	const settings = NoiseGeneratorSettings.fromJson(DataModel.unwrapLists(state))
-	// Temporary fix for slides
-	settings.noise.bottomSlide.target *= 128
-	settings.noise.topSlide.target *= 128
-	const shape = { factor: options.biomeFactor, offset: options.biomeOffset, peaks: options.biomePeaks, nearWater: false }
+	settings.octaves = getOctaves(settings)
 
-	const newState = [state, shape, `${options.seed}`]
+	const newState = [state, `${options.seed}`]
 	if (!deepEqual(newState, cacheState)) {
 		cacheState = deepClone(newState)
 		chunkCache = []
diff --git a/src/app/schema/renderHtml.tsx b/src/app/schema/renderHtml.tsx
index c15ce509..fc3398dd 100644
--- a/src/app/schema/renderHtml.tsx
+++ b/src/app/schema/renderHtml.tsx
@@ -237,6 +237,8 @@ const renderHtml: RenderHook = {
 	},
 
 	object({ node, config, getActiveFields, getChildModelPath }, path, value, lang, states, ctx) {
+		const { expand, isToggled } = useToggles()
+
 		if (path.getArray().length == 0 && isDecorated(config.context, value)) {
 			const { wrapper, fields } = createDecoratorsWrapper(getActiveFields(path), path, value)
 			value = wrapper.data
@@ -263,6 +265,16 @@ const renderHtml: RenderHook = {
 					.filter(([_, child]) => child.enabled(path))
 					.map(([key, child]) => {
 						const cPath = getChildModelPath(path, key)
+						const canToggle = child.type(cPath) === 'object'
+						const toggle = isToggled(key)
+						if (canToggle && (toggle === false || (toggle === undefined && (ctx.depth ?? 0) > 5))) {
+							return <div class="node node-header" data-category={child.category(cPath)}>
+								<ErrorPopup lang={lang} path={cPath} nested />
+								<button class="toggle tooltipped tip-se" aria-label={`${locale(lang, 'expand')}\n${locale(lang, 'expand_all', 'Ctrl')}`} onClick={expand(key)}>{Octicon.chevron_right}</button>
+								<label>{pathLocale(lang, cPath)}</label>
+							</div>
+						}
+
 						const context = cPath.getContext().join('.')
 						if (hiddenFields.includes(context)) return null
 						const [cPrefix, cSuffix, cBody] = child.hook(this, cPath, value[key], lang, states, newCtx)
@@ -434,7 +446,7 @@ function TreeNode({ label, schema, path, value, lang, states, ctx, actions, chil
 		setActive()
 	}
 
-	const newCtx = {...ctx}
+	const newCtx: Record<string, any> = { ...ctx, depth: (ctx.depth ?? 0) + 1 }
 	delete newCtx.index
 	const [prefix, suffix, body] = schema.hook(renderHtml, path, value, lang, states, newCtx)
 	return <div class={`node ${type}-node`} data-category={category}>