BG3 Build Planning: The 3 Choices Withers’ Respec Can Never Undo (Everything Else Is a 100-Gold Do-Over)

Open any Baldur’s Gate 3 build planner and you’ll get the same anxious framing: pick your class carefully, pick your subclass carefully, pick your ability scores carefully, because character creation is where you lock in your build. It isn’t. Once you find Withers at camp, 100 gold buys you a full reset of your class, subclass, ability scores, feats, and spells — as many times as you want, for the entire game. What you can’t touch, ever, without a mod, is your race, subrace, background, and Origin identity confirmed on the Fextralife respec page [1]. That’s the actual planning problem: almost every guide asks you to sweat decisions that a 100-gold trip to camp fixes in thirty seconds, while glossing over the two or three that follow you for the rest of the campaign.

This guide flips the emphasis. It tells you which choices deserve real thought before you leave the Nautiloid, which ones you can make your best guess on and correct later, and how to map class, subclass, and feat timing so you’re not caught flat-footed at a level-up screen.

Quick Start: 4 Things to Decide Before You Leave Camp

1. Race and subrace — permanent. Pick for racial traits (darkvision, resistances, Legacy of the Dwarves, Wood Elf speed) since ability bonuses are no longer tied to race in BG3.
2. Background — permanent, and not just flavor: it drives your Inspiration triggers for the entire playthrough [9].
3. Starting class — flexible via respec, but changing it later means a full reset back to level 1, so a good first guess saves you the hassle.
4. Ability score point buy — flexible via respec, but knowing your class’s main stat now stops you from wasting early levels underperforming.

The Choices Withers Can Never Undo

Race and subrace are locked at character creation. There’s no dialogue option, no gold amount, and no NPC anywhere in the game that changes them — the only way around it is a third-party mod [1]. In tabletop D&D this mattered for ability scores too, but BG3 changed that: every class grants its own separate +2 and +1 ability bonus, confirmed on bg3.wiki’s Point Buy page, that you assign to whatever score you want, completely independent of race [2]. That means your race choice is now purely about traits — Darkvision range, damage resistance, movement speed, Legacy of the Dwarves’ poison resistance — not about propping up your primary stat. It’s worth picking for what your character actually does in a fight, not what min-max spreadsheet said was optimal in 2023.

Background is the choice players underrate most. It isn’t cosmetic dressing for the character sheet: your Background determines which of your actions trigger Inspiration, and Inspiration is the resource you spend to reroll a failed ability check anywhere in the game [9]. Pick Charlatan and you’ll bank Inspiration for successful deception; pick Soldier and it’s tied to tactical combat calls. You cap out at 4 Inspiration, and anything you’d earn past that converts to XP instead, so a Background that doesn’t match how you actually play the game quietly wastes a resource for 100+ hours [9]. Origin character identity (Astarion, Shadowheart, Karlach, and the rest) is similarly locked — you cannot respec a custom Tav into playing as an Origin companion, or vice versa [1].

Everything Else Is a 100-Gold Do-Over

Withers sits in camp from the start of Act 1, and for 100 gold — a price that never increases no matter how many times you use it — he’ll let you fully rebuild your class, subclass, ability score allocation, cantrips, and spells [1]. There’s no cap on how many times you can do this over the course of the game. Even your starting class order in a multiclass build is on the table: respec resets your character to level 1 and lets you choose classes fresh from there, which means saving throw proficiencies — normally locked to whichever class you took first, since multiclassing never grants extra ones — are still recoverable if you’re willing to rebuild the whole progression from scratch [5].

Two practical wrinkles worth knowing before you assume this is frictionless. First, Oathbreaker Paladins have to restore their Oath through the Oathbreaker Knight NPC before Withers will touch them [1]. Second, the tadpole powers and Illithid abilities you’ve spent are permanent and outside Withers’ scope entirely — that’s a separate progression track, not a class build decision, so it doesn’t affect the planning framework here [1].

Map Your Class and Subclass Timing First

The subclass headache most players hit isn’t picking wrong — it’s not knowing when they’ll even get to pick. Some classes commit you at level 1; others make you wait. Here’s the full breakdown, verified against Patch 8, the last major content update as of this writing, and cross-checked against bg3.wiki’s class breakdown [4][3][7]:

This matters at Withers, too, and it’s the one mechanical detail almost no other guide mentions. If your class picks its subclass at level 1 (Cleric, Paladin, Sorcerer, Warlock), the respec screen lets you re-pick that subclass instantly. If your class picks at level 2 or 3, Withers resets you below that threshold and you have to walk back up through the normal level-up flow to reselect — same 100 gold, just a couple of extra clicks [8]. It’s not a real barrier, but if you didn’t know it was coming you’d assume the respec was broken.

Different players should weigh this timing differently:

Ability Score Point Buy: What Actually Needs Deciding at Level 1

You get 27 points to distribute across six ability scores. Every score starts at 8 for free; raising a score to 9–13 costs 1 point per point, and raising it to 14 or 15 costs 2 points per point, with 15 as the hard ceiling from point buy alone [2]. Stack your class’s free +2/+1 bonus on top and you can start at 17 in your main stat [2]. All 27 points have to be spent at level 1 — you can’t bank them for later [2].

Since ability scores are fully respeccable, the only real level-1 decision is directional: identify your class’s primary stat (Strength for martial melee, Dexterity for finesse and ranged, Intelligence/Wisdom/Charisma for your specific caster type) and put your +2 there. After that, most builds want Constitution at 14 or higher for hit points, with Dexterity as a secondary priority for Armor Class and initiative if you’re not already using it as your main stat. You don’t need to solve the whole spread on day one — you need to not cripple your first few levels while you’re still deciding on a subclass.

Feats: Plan the Level 4, 8, and 12 Milestones

Feats arrive every 4 levels in a given class: level 4, 8, and 12, per Deltia’s Gaming feat breakdown [6]. Two classes break that pattern — Fighter gets a bonus feat at level 6 (four feats total, at 4, 6, 8, and 12), and Rogue gets one at level 10 (four total, at 4, 8, 10, and 12) [6]. The detail that trips up multiclass planning is that feats are tied to levels within a class, not your total character level: a level 4 Ranger single-classed gets a feat, but a Ranger 3 / Rogue 1 does not, because neither class individually hit level 4 [6]. If a build guide promises a specific feat by a specific point in the game, check whether it’s counting class levels or character levels — they’re not the same thing once you multiclass.

A Worked Example: Planning Three Different Builds From Level 1

Here’s how the framework above plays out for three concrete builds, each with a different subclass-timing profile.

A College of Lore Bard chooses its subclass at level 3, so your first two levels are spent as a generic Bard — plan your ability scores around Charisma from the start rather than waiting to see which College you land on, since Lore, Valour, and Swords all share the same Charisma-first stat priority even though their level-3 features diverge sharply. A Wizard build waits until level 2 for its School, which means your level-1 spell selection should stay flexible (control and utility cantrips over school-specific picks) since you genuinely don’t know your specialization yet. A Storm Sorcerer, by contrast, commits at level 1 — you know your Metamagic direction and Charisma priority from the character-creation screen onward, so there’s no “wait and see” period at all.

The practical takeaway: if you’re staring at a level-1-subclass class, commit to the full build plan immediately, because you have all the information you’ll get. If you’re staring at a level-2 or level-3 class, spend your early levels on flexible, class-agnostic choices and lock in the specifics once the subclass screen actually appears.

FAQ

Can I change my race after starting the game?
No, not in the base game — race and subrace are set at character creation and Withers explicitly cannot touch them [1]. If this bothers you enough to consider a mod, know that it’s a save-breaking change some players report causing companion approval and quest-flag issues, so weigh that against just starting a new save.

Is it actually worth planning ability scores carefully if I can respec for free later?
Yes, but not because a mistake is unfixable — it’s because a mismatched stat spread makes your first several hours of combat noticeably worse while you’re still learning the game’s mechanics. The respec fixes the character sheet instantly; it doesn’t retroactively make the fights you already struggled through easier.

Why does my Ranger/Wizard/Fighter respec feel different from my friend’s Cleric respec?
Because their class picks a subclass at level 1 and yours doesn’t. Withers can swap a level-1 subclass instantly, but for anything chosen at level 2 or 3 you have to level back up through the normal flow after the reset to re-pick it [8]. Same cost, same outcome, just a different number of clicks.

Key Takeaways

Stop treating every character-creation screen as equally high-stakes. Race, subrace, and background are the only choices you’re stuck with for the whole campaign, so spend your deliberation there — particularly on background, since its Inspiration triggers run for 100+ hours whether you’re paying attention to them or not. Class, subclass, ability scores, and feats are all a 100-gold trip to Withers away from a full do-over, so make a reasonable first guess, map your subclass’s unlock level so you know when your build identity actually kicks in, and correct course once you’ve actually played the class instead of theorycrafting it from a wiki page.

Sources

[1] Respec Guide, Features and FAQs — Baldur’s Gate 3 Wiki (Fextralife)
[2] Point Buy — bg3.wiki
[3] Classes — bg3.wiki
[4] Guide: Patch 8 preview — bg3.wiki
[5] Guide: Multiclassing Guide by Phantomsplit — bg3.wiki
[6] Baldur’s Gate 3 Feats — Deltia’s Gaming
[7] Subclasses — Baldur’s Gate 3 Wiki (Fextralife)
[8] Respec mechanics cross-checked against Game8 and GameRant class-change guides
[9] Inspirations — Baldur’s Gate 3 Wiki (Fextralife)

Verified against Patch 8 (the last major content patch, released April 2025) and subsequent hotfixes. Values and mechanics may change with future updates — double-check subclass unlock levels in-game if you’re reading this well after publication.

Michael R.

I've been playing video games for over 20 years, spanning everything from early PC titles to modern open-world games. I started Switchblade Gaming to publish the kind of accurate, well-researched guides I always wanted to find — built on primary sources, tested in-game, and kept up to date after patches. I currently focus on Minecraft and Pokémon GO.