diff --git a/zenno/src/routes/career/ismdata/+page.svelte b/zenno/src/routes/career/ismdata/+page.svelte
index 2a173a0..f7ed5dc 100644
--- a/zenno/src/routes/career/ismdata/+page.svelte
+++ b/zenno/src/routes/career/ismdata/+page.svelte
@@ -13,6 +13,8 @@
 	import SupportIcon from '$lib/SupportIcon.svelte';
 	import SkillIcon from '$lib/SkillIcon.svelte';
 	import Spark from '$lib/Spark.svelte';
+	import SupportCardGainChart from './SupportCardGainChart.svelte';
+	import { DEPENDENT, INDEPENDENT, type SupportCardDatum } from './SupportCardGainChart';
 
 	let characters = new SvelteMap<number, character.Character>();
 	let skills = new SvelteMap<number, skill.Skill>();
@@ -55,6 +57,7 @@
 	});
 
 	let files: FileList | undefined = $state();
+	let careersOpen = $state(false);
 	const parses = $derived.by(async () => {
 		if (files == null) {
 			return [];
@@ -75,7 +78,11 @@
 	let exclude = new SvelteSet<string>();
 	const errors = $derived((await parses).filter((f) => 'err' in f) as Array<{ f: File; err: unknown }>);
 	const loaded = $derived((await parses).filter((f) => 'ok' in f) as Array<{ f: File; ok: ism.Career }>);
-	const careers = $derived(loaded.filter((f) => !exclude.has(f.f.name)));
+	const careers = $derived(loaded.filter((f) => !exclude.has(f.f.name)).map((f) => f.ok));
+
+	let supportGainX: keyof SupportCardDatum = $state('Friendship Bonus');
+	let supportGainY: keyof SupportCardDatum = $state('Total Stats');
+	let supportGainS: keyof SupportCardDatum = $state('Source');
 
 	function groupskill(g: skill.SkillGroup | undefined, rarity: ism.SkillTip['rarity']) {
 		if (g == null) {
@@ -116,49 +123,68 @@
 
 {#if loaded.length > 0}
 	<div class="mx-auto my-8 max-w-6xl rounded-md border p-4">
-		<details class="w-full">
+		<details class="w-full" bind:open={careersOpen}>
 			<summary>
 				{(files?.length ?? 0) - errors.length} careers
 				{#if exclude.size !== 0}
 					({loaded.length - careers.length} excluded)
 				{/if}
 			</summary>
-			{#each loaded as career (career.ok.end_info.chara_info.single_mode_chara_id)}
-				{@const uma = umas.get(career.ok.end_info.chara_info.card_id)}
-				{@const scen = scenarios.get(career.ok.end_info.chara_info.scenario_id)}
-				<CareerOverview career={career.ok} bind:enable={() => !exclude.has(career.f.name), (v) => setExclude(career.f.name, v)}>
-					{#snippet chara()}
-						{uma?.name}
-					{/snippet}
-					{#snippet scenario()}
-						{scen?.name}
-					{/snippet}
-					{#snippet support(card: ism.SupportCard)}
-						{@const s = supports.get(card.support_card_id)}
-						<div class="flex flex-col text-center">
-							<SupportIcon icon_id={card.support_card_id} size={64} alt={s?.name} />
-							<span class="block text-sm">{'◆'.repeat(card.limit_break_count)}{'◇'.repeat(4 - card.limit_break_count)}</span>
-						</div>
-					{/snippet}
-					{#snippet skillHint(hint: ism.SkillTip)}
-						{@const g = skillGroups.get(hint.group_id)}
-						{@const s = groupskill(g, hint.rarity)}
-						<div class="block rounded-md border p-2">
-							{#if s != null}
-								<SkillIcon class="m-2" icon_id={s.icon_id} size={32} />
-								<span>{s.name}</span>
-								<span class="ml-auto">+{hint.level}</span>
+			{#if careersOpen}
+				{#each loaded as career (career.ok.end_info.chara_info.single_mode_chara_id)}
+					{@const uma = umas.get(career.ok.end_info.chara_info.card_id)}
+					{@const scen = scenarios.get(career.ok.end_info.chara_info.scenario_id)}
+					<CareerOverview career={career.ok} bind:enable={() => !exclude.has(career.f.name), (v) => setExclude(career.f.name, v)}>
+						{#snippet chara()}
+							{uma?.name}
+						{/snippet}
+						{#snippet scenario()}
+							{scen?.name}
+						{/snippet}
+						{#snippet support(card: ism.SupportCard)}
+							{@const s = supports.get(card.support_card_id)}
+							<div class="flex flex-col text-center">
+								<SupportIcon icon_id={card.support_card_id} size={64} alt={s?.name} />
+								<span class="block text-sm">{'◆'.repeat(card.limit_break_count)}{'◇'.repeat(4 - card.limit_break_count)}</span>
+							</div>
+						{/snippet}
+						{#snippet skillHint(hint: ism.SkillTip)}
+							{@const g = skillGroups.get(hint.group_id)}
+							{@const s = groupskill(g, hint.rarity)}
+							<div class="block rounded-md border p-2">
+								{#if s != null}
+									<SkillIcon class="m-2" icon_id={s.icon_id} size={32} />
+									<span>{s.name}</span>
+									<span class="ml-auto">+{hint.level}</span>
+								{/if}
+							</div>
+						{/snippet}
+						{#snippet spark(id: number)}
+							{@const spark = sparks.get(id)}
+							{#if spark != null}
+								<Spark {spark} />
 							{/if}
-						</div>
-					{/snippet}
-					{#snippet spark(id: number)}
-						{@const spark = sparks.get(id)}
-						{#if spark != null}
-							<Spark {spark} />
-						{/if}
-					{/snippet}
-				</CareerOverview>
-			{/each}
+						{/snippet}
+					</CareerOverview>
+				{/each}
+			{/if}
 		</details>
 	</div>
+
+	<div class="flex">
+		<select class="flex-1" bind:value={supportGainY}>
+			{#each DEPENDENT as t (t.name)}
+				<option value={t.name}>{t.name}</option>
+			{/each}
+		</select>
+		<span class="mx-2 flex-none">vs</span>
+		<select class="flex-1" bind:value={supportGainX}>
+			{#each INDEPENDENT as t (t.name)}
+				<option value={t.name}>{t.name}</option>
+			{/each}
+		</select>
+	</div>
+	<div class="mx-auto mb-8 h-96 w-4xl">
+		<SupportCardGainChart {careers} {supports} {scenarios} x={supportGainX} y={supportGainY} symbol={supportGainS} />
+	</div>
 {/if}
diff --git a/zenno/src/routes/career/ismdata/CareerOverview.svelte b/zenno/src/routes/career/ismdata/CareerOverview.svelte
index 6904e46..f8c9f6b 100644
--- a/zenno/src/routes/career/ismdata/CareerOverview.svelte
+++ b/zenno/src/routes/career/ismdata/CareerOverview.svelte
@@ -19,6 +19,8 @@
 	const totalSparks = $derived(
 		career.progress_log_info.succession_factor_gain_array.reduce((a, y) => a + y.gain_factor_info_array.length, 0),
 	);
+
+	let open = $state(false);
 </script>
 
 {#snippet gainStat(name: ComponentProps<typeof SpecialtyIcon>['name'], stat: number, max: number)}
@@ -67,31 +69,33 @@
 			{@render support(card)}
 		{/each}
 	</div>
-	<details class="mx-2 mb-1 grid w-full grid-cols-1 gap-x-2">
+	<details class="mx-2 mb-1 grid w-full grid-cols-1 gap-x-2" bind:open>
 		<summary>Gains per source</summary>
-		{#each career.progress_log_info.support_card_gain_info_array as card (card.support_card_id)}
-			{@const cardInfo = career.end_info.chara_info.support_card_array.find((c) => c.support_card_id === card.support_card_id)!}
+		{#if open}
+			{#each career.progress_log_info.support_card_gain_info_array as card (card.support_card_id)}
+				{@const cardInfo = career.end_info.chara_info.support_card_array.find((c) => c.support_card_id === card.support_card_id)!}
+				<div class="flex w-full flex-row pr-4">
+					<div class="my-auto w-24 flex-none text-center">
+						{@render support(cardInfo)}
+					</div>
+					<div class="grow">
+						{@render gainInfo(card.gain_info)}
+					</div>
+				</div>
+			{/each}
 			<div class="flex w-full flex-row pr-4">
-				<div class="my-auto w-24 flex-none text-center">
-					{@render support(cardInfo)}
-				</div>
+				<div class="my-auto w-24 flex-none text-center">Events</div>
 				<div class="grow">
-					{@render gainInfo(card.gain_info)}
+					{@render gainInfo(career.progress_log_info.event_gain_info)}
 				</div>
 			</div>
-		{/each}
-		<div class="flex w-full flex-row pr-4">
-			<div class="my-auto w-24 flex-none text-center">Events</div>
-			<div class="grow">
-				{@render gainInfo(career.progress_log_info.event_gain_info)}
+			<div class="flex w-full flex-row pr-4">
+				<div class="my-auto w-24 flex-none text-center">Inspiration</div>
+				<div class="grow">
+					{@render gainInfo(career.progress_log_info.succession_gain_info)}
+				</div>
 			</div>
-		</div>
-		<div class="flex w-full flex-row pr-4">
-			<div class="my-auto w-24 flex-none text-center">Inspiration</div>
-			<div class="grow">
-				{@render gainInfo(career.progress_log_info.succession_gain_info)}
-			</div>
-		</div>
+		{/if}
 	</details>
 	<details class="mx-2 mb-1 w-full pr-4">
 		<summary>Hints for {career.end_info.chara_info.skill_tips_array.length} skills</summary>
diff --git a/zenno/src/routes/career/ismdata/SupportCardGainChart.svelte b/zenno/src/routes/career/ismdata/SupportCardGainChart.svelte
new file mode 100644
index 0000000..5c5f8b1
--- /dev/null
+++ b/zenno/src/routes/career/ismdata/SupportCardGainChart.svelte
@@ -0,0 +1,66 @@
+<script lang="ts">
+	import * as Plot from '@observablehq/plot';
+	import * as ism from '$lib/ism';
+	import * as support from '$lib/data/support';
+	import * as scenario from '$lib/data/scenario';
+	import type { SvelteMap } from 'svelte/reactivity';
+	import { supportVariables, type SupportCardDatum } from './SupportCardGainChart';
+	import type { Attachment } from 'svelte/attachments';
+
+	interface Props {
+		careers: ism.Career[];
+		supports: SvelteMap<number, support.SupportCard>;
+		scenarios: SvelteMap<number, scenario.Scenario>;
+		x: keyof SupportCardDatum;
+		y: keyof SupportCardDatum;
+		symbol?: keyof SupportCardDatum;
+	}
+
+	let { careers, supports, scenarios, x, y, symbol = 'Scenario' }: Props = $props();
+
+	let width = $state(0);
+	let height = $state(0);
+
+	const data = $derived(
+		careers.flatMap((c) =>
+			supportVariables(
+				c,
+				(id: number) => supports.get(id)!,
+				(id: number) => scenarios.get(id)!,
+			),
+		),
+	);
+
+	const makeChart: Attachment = (el) => {
+		$effect(() => {
+			el?.firstChild?.remove();
+			el?.append(
+				Plot.plot({
+					width,
+					height,
+					x: {},
+					y: {},
+					color: { scheme: 'Magma' },
+					marks: [
+						Plot.frame(),
+						Plot.rect(data, Plot.bin({ fill: 'count', filter: null }, { x, y, interval: 1 })),
+						Plot.dot(data, { x, y, symbol }),
+						data.length > 0 ? Plot.tip(data, Plot.pointer({ x, y, symbol, stroke: symbol, className: 'plot-tip' })) : null,
+					],
+				}),
+			);
+		});
+	};
+</script>
+
+<div bind:clientWidth={width} bind:clientHeight={height} class="h-full w-full">
+	<div role="img" {@attach makeChart}>
+		<span>the chart seems to have didn't</span>
+	</div>
+</div>
+
+<style>
+	:global(.plot-tip) {
+		--plot-background: light-dark(var(--color-mist-200), var(--color-mist-800));
+	}
+</style>
diff --git a/zenno/src/routes/career/ismdata/SupportCardGainChart.ts b/zenno/src/routes/career/ismdata/SupportCardGainChart.ts
new file mode 100644
index 0000000..428d25b
--- /dev/null
+++ b/zenno/src/routes/career/ismdata/SupportCardGainChart.ts
@@ -0,0 +1,147 @@
+import * as ism from '$lib/ism';
+import * as support from '$lib/data/support';
+import * as scenario from '$lib/data/scenario';
+
+function gainTotalStats(gain: ism.GainInfo) {
+    return gain.speed.value + gain.stamina.value + gain.power.value + gain.guts.value + gain.wiz.value;
+}
+
+export const DEPENDENT = [
+    {
+        name: 'Total Stats',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gainTotalStats(gain),
+    },
+    {
+        name: 'Total Stats + SP',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gainTotalStats(gain) + gain.skill_point,
+    },
+    {
+        name: 'Speed',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gain.speed.value,
+    },
+    {
+        name: 'Stamina',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gain.stamina.value,
+    },
+    {
+        name: 'Power',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gain.power.value,
+    },
+    {
+        name: 'Guts',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gain.guts.value,
+    },
+    {
+        name: 'Wit',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gain.wiz.value,
+    },
+    {
+        name: 'SP',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gain.skill_point,
+    },
+    {
+        name: 'Skill Hints',
+        map: (gain: ism.GainInfo, effects: support.Effect[]) => {
+            // NOTE(zephyr): reduction starts with 1 because we want the value
+            // of each hint, not just the bonus from effects
+            const hintLevels = effects.reduce((l, e) => e.type === support.EffectType.HintLevels ? l + e.value : l, 1);
+            return gain.skill_tips_array.reduce((n, t) => n + Math.ceil(t.level / hintLevels), 0);
+        },
+    },
+    {
+        name: 'Skills',
+        map: (gain: ism.GainInfo, _effects: support.Effect[]) => gain.skill_tips_array.length,
+    },
+] as const;
+
+function label(c: ism.Career): string {
+    return `${c.end_info.chara_info.single_mode_chara_id} - ${c.end_info.chara_info.start_time}`;
+}
+
+export const INDEPENDENT = [
+    {
+        name: 'Friendship Bonus',
+        effect: support.EffectType.FriendshipBonus,
+    },
+    {
+        name: 'Mood Effect',
+        effect: support.EffectType.MoodEffect,
+    },
+    {
+        name: 'Speed Bonus',
+        effect: support.EffectType.SpeedBonus,
+    },
+    {
+        name: 'Stamina Bonus',
+        effect: support.EffectType.StaminaBonus,
+    },
+    {
+        name: 'Power Bonus',
+        effect: support.EffectType.PowerBonus,
+    },
+    {
+        name: 'Guts Bonus',
+        effect: support.EffectType.GutsBonus,
+    },
+    {
+        name: 'Wit Bonus',
+        effect: support.EffectType.WitBonus,
+    },
+    {
+        name: 'Skill Point Bonus',
+        effect: support.EffectType.SkillPointBonus,
+    },
+    {
+        name: 'Training Effectiveness',
+        effect: support.EffectType.TrainingEffectiveness,
+    },
+    {
+        name: 'Initial Friendship',
+        effect: support.EffectType.InitialFriendship,
+    },
+    {
+        name: 'Race Bonus',
+        effect: support.EffectType.RaceBonus,
+    },
+    {
+        name: 'Hint Frequency',
+        effect: support.EffectType.HintFrequency,
+    },
+    {
+        name: 'Specialty Priority',
+        effect: support.EffectType.SpecialtyPriority,
+    },
+] as const;
+
+export type SupportCardDatum = {
+    'Career': string;
+    'Scenario': string;
+    'Source': string;
+    'Unique Effect': string;
+    'Idle Mode Sub Rate': number;
+    'Races': number;
+    'Race Wins': number;
+} & Record<typeof INDEPENDENT[number]['name'], number> & Record<typeof DEPENDENT[number]['name'], number>;
+
+export function supportVariables(career: ism.Career, lookupCard: (id: number) => support.SupportCard, lookupScenario: (id: number) => scenario.Scenario): SupportCardDatum[] {
+    const deck = career.progress_log_info.support_card_gain_info_array.map((g) => lookupCard(g.support_card_id));
+    const scen = lookupScenario(career.end_info.chara_info.scenario_id);
+    return career.progress_log_info.support_card_gain_info_array.map((g, i) => {
+        const card = deck[i];
+        const level = support.level(card.rarity, career.end_info.chara_info.support_card_array[i].exp);
+        const { effects, unique } = support.effects(lookupCard(g.support_card_id), level);
+        const indep = Object.fromEntries(INDEPENDENT.map((t) => [t.name, effects.find((e) => e.type === t.effect)?.value ?? 0])) as Record<typeof INDEPENDENT[number]['name'], number>;
+        const dep = Object.fromEntries(DEPENDENT.map((t) => [t.name, t.map(g.gain_info, effects)])) as Record<typeof DEPENDENT[number]['name'], number>;
+        return {
+            'Career': label(career),
+            'Scenario': scen.name,
+            'Source': card.name,
+            'Unique Effect': unique?.description ?? 'None',
+            'Idle Mode Sub Rate': unique?.idle_mode_sub_rate ?? 0,
+            'Races': career.progress_log_info.race_history_array.length,
+            'Race Wins': career.progress_log_info.race_history_array.reduce((w, r) => r.race_history.result_rank === 1 ? w + 1 : w, 0),
+            ...indep,
+            ...dep,
+        };
+    });
+}