SXIY8GIY: Negative Perkeo and Negative Brainstorm in shop one

Negative Perkeo and Negative Brainstorm in shop one

Seed CodeSXIY8GIY
Checked checked 2026-10-28v1.0.1

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What's in it (Target Build)

  • Perkeo
    Negative Perkeo NegativelegendaryAnte 1
    Effect Creates a Negative copy of 1 random consumable card in your possession at the end of the shop
    The Soul in the Arcana Pack, Ante 1 shop before the Big Blind
  • Wasteful
    WastefulvoucherAnte 1
    Effect +1 Discard per round.
    Ante 1 voucher
  • Brainstorm
    Negative Brainstorm NegativepackAnte 1
    Effect Copies the ability of leftmost Joker
    Buffoon Pack, Ante 1 shop before the Big Blind
  • Hieroglyph
    HieroglyphvoucherAnte 2
    Effect -1 Ante. Also -1 Hand per round.
    Ante 2 voucher
  • Sixth Sense
    Sixth SenseshopAnte 2
    Effect If first hand of round is a single 6, destroy it and create a Spectral card (Must have room)
    Ante 2 shop card 2 (on display)
  • Seed Money
    Seed MoneyvoucherAnte 3
    Effect Raises the interest cap in your bank to $10.
    Ante 3 voucher
  • Mail In Rebate
    Mail In RebateshopAnte 3
    Ante 3 shop card 4 (later shop or reroll)

How to play it

In our own words, from our seed check (the original post has the finder's own notes).

  1. Ante 1, shop before the Big Blind: open the Buffoon Pack and take the Negative Brainstorm.
  2. Same shop: open the Arcana Pack and take The Soul for a Negative Perkeo. You need enough money for both packs.
  3. Hieroglyph is the Ante 2 voucher and Petroglyph the Ante 5 voucher, if you want extra time to build.

Our take: why it's good

  • Both Jokers are Negative, so your five slots stay empty after shop one.
  • Brainstorm copies your leftmost Joker. Put Perkeo there and you get two Negative consumable copies per shop (our reading of the card text).
  • One commenter on the original post got a different Joker in the Buffoon Pack. A locked Joker on that save is the likely cause (our inference).

Route: Antes 1-8

Ante 1

#
Boss Blind: The Pillar The Pillar
Voucher: Wasteful Wasteful
Required: S: 300B: 450Boss: 600
Ante 1 shop packs & card queueToggle

Shops

Shop before the Big Blind

Ante 1 Shop before the Big Blind packs
PackCards

Shop before the Boss Blind

Ante 1 Shop before the Boss Blind packs
PackCards

Shop queue

Ante 1 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4Needs reroll
5Needs reroll
6Needs reroll

Ante 2

#
Boss Blind: The Mouth The Mouth
Voucher: Hieroglyph Hieroglyph
Required: S: 800B: 1,200Boss: 1,600
Ante 2 shop packs & card queueToggle

Shops

Shop before the Small Blind

Ante 2 Shop before the Small Blind packs
PackCards
Playing cards not listed

Shop before the Big Blind

Ante 2 Shop before the Big Blind packs
PackCards
Playing cards not listed

Shop before the Boss Blind

Ante 2 Shop before the Boss Blind packs
PackCards

Shop queue

Ante 2 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4Needs reroll
5Needs reroll
6Needs reroll

Ante 3

#
Boss Blind: The Fish The Fish
Voucher: Seed Money Seed Money
Required: S: 2,000B: 3,000Boss: 4,000
Ante 3 shop packs & card queueToggle

Shops

Shop before the Big Blind

Ante 3 Shop before the Big Blind packs
PackCards
Playing cards not listed

Shop before the Boss Blind

Ante 3 Shop before the Boss Blind packs
PackCards
Playing cards not listed
Playing cards not listed

Shop queue

Ante 3 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4
Mail In Rebate Mail In Rebate
Needs reroll
5Needs reroll
6Needs reroll

Ante 4

#
Boss Blind: The Head The Head
Voucher: Crystal Ball Crystal Ball
Required: S: 5,000B: 7,500Boss: 10,000
Ante 4 shop packs & card queueToggle

Shops

Shop before the Small Blind

Ante 4 Shop before the Small Blind packs
PackCards
Playing cards not listed

Shop before the Big Blind

Ante 4 Shop before the Big Blind packs
PackCards
Playing cards not listed

Shop before the Boss Blind

Shop queue

Ante 4 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4Needs reroll
5Needs reroll
6Needs reroll

Ante 5

#
Boss Blind: The Hook The Hook
Voucher: Petroglyph Petroglyph
Required: S: 11,000B: 16,500Boss: 22,000
Ante 5 shop packs & card queueToggle

Shops

Shop before the Small Blind

Ante 5 Shop before the Small Blind packs
PackCards
Playing cards not listed

Shop before the Big Blind

Shop before the Boss Blind

Ante 5 Shop before the Boss Blind packs
PackCards
Playing cards not listed

Shop queue

Ante 5 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4Needs reroll
5Needs reroll
6Needs reroll

Ante 6

#
Boss Blind: The Eye The Eye
Voucher: Overstock Overstock
Required: S: 20,000B: 30,000Boss: 40,000
Ante 6 shop packs & card queueToggle

Shops

Shop before the Small Blind

Ante 6 Shop before the Small Blind packs
PackCards

Shop before the Big Blind

Ante 6 Shop before the Big Blind packs
PackCards
Playing cards not listed

Shop before the Boss Blind

Ante 6 Shop before the Boss Blind packs
PackCards
Playing cards not listed
Playing cards not listed

Shop queue

Ante 6 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4Needs reroll
5Needs reroll
6Needs reroll

Ante 7

#
Boss Blind: The Manacle The Manacle
Voucher: Paint Brush Paint Brush
Required: S: 35,000B: 52,500Boss: 70,000
Ante 7 shop packs & card queueToggle

Shops

Shop before the Small Blind

Shop before the Big Blind

Shop before the Boss Blind

Ante 7 Shop before the Boss Blind packs
PackCards
Playing cards not listed

Shop queue

Ante 7 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4Needs reroll
5Needs reroll
6Needs reroll

Ante 8

#
Boss Blind: Amber Acorn Amber Acorn
Voucher: Recyclomancy Recyclomancy
Required: S: 50,000B: 75,000Boss: 100,000
Ante 8 shop packs & card queueToggle

Shops

Shop before the Small Blind

Ante 8 Shop before the Small Blind packs
PackCards
Playing cards not listed

Shop before the Big Blind

Ante 8 Shop before the Big Blind packs
PackCards
Playing cards not listed

Shop before the Boss Blind

Ante 8 Shop before the Boss Blind packs
PackCards
Playing cards not listed

Shop queue

Ante 8 shop queue
PositionCardAvailability
1On display
2On display
3Needs reroll
4Needs reroll
5Needs reroll
6Needs reroll

What the post claimed

The original poster says this seed has a Negative Perkeo and Brainstorm.

  • Perkeo: Checked. The post called it Negative, and our check confirms it.
    • Negative Perkeo - Arcana Pack in the Ante 1 shop before the Big Blind (from The Soul) (Ante 1)
  • Brainstorm: Checked.
    • Negative Brainstorm - Buffoon Pack in the Ante 1 shop before the Big Blind (Ante 1)

Caveats

  • The post didn't name a deck, so we checked Red Deck.
  • The post didn't name a stake, so we checked White Stake.
  • Skipping a blind also skips the shop after it, so later shops change if you skip or reroll differently.
  • Seeded runs don't count toward unlocks or achievements.

How this seed was checked

This run was verified by BalatroBuddy on v1.0.1 (checked 2026-10-28) on Red Deck at White Stake.

Run Settings Note: The original community post did not specify the deck or stake. BalatroBuddy checked and verified these seed mechanics using Red Deck and White Stake.

What was verified: Shop contents, pack offerings, skip tags, and boss blinds for Antes 1-8.

Nobody at BalatroBuddy has played these seeds yet: every route here is worked out from the game's seed logic, not a human playtest.

We work out Antes 1-8 for the posted deck and stake from the game's seed logic. A seed is verified when every item in the post title shows up in a pack, a voucher or the first few shop cards. We leave playing-card ranks in Standard Packs off, because we can't confirm them reliably. Results assume every Joker is unlocked.

Credit and sources

Found by the original poster. Reddit post.

Questions

How do I play seed SXIY8GIY?

Start a new run, switch on Seeded Run, type SXIY8GIY, and pick Red Deck on White Stake.

Does it still work in the current version?

We checked it on 28 Oct 2026 (PDT). Later patches may change results; players on r/balatro reported in 2026 that seeds have not changed.

Why is my shop different?

The usual causes: a different deck or stake, a Joker that is still locked on your save, or skipping a blind (which removes a shop).

Who found it?

It was shared by the original poster (Reddit post).

Checked against Balatro's seed logic as of version 1.0.1 (checked 28 Oct 2026, PDT); later patches may change results.

Nobody at BalatroBuddy has played these seeds yet: every route here is worked out from the game's seed logic, not a human playtest.

We work out Antes 1-8 for the posted deck and stake from the game's seed logic. A seed is verified when every item in the post title shows up in a pack, a voucher or the first few shop cards. We leave playing-card ranks in Standard Packs off, because we can't confirm them reliably. Results assume every Joker is unlocked.