Robux Shop Guide: What to Buy in Be The Final Boss and What It Costs
A purchase-decision walkthrough of the in-game SHOP: the PACKS, PASSES and BOOSTS rows, the R$ price on every card, and the states that change after you buy.
Everything we saw bought unlocks once, so the order you buy in matters more than the total
The SHOP in this recording is one scrolling list — a Pack block with a Limit 1 tag, a Featured pair of summons, a Passes block and potion rows — with PACKS, PASSES, BOOSTS, CURRENCY and ADS buttons down the right side. Each card prints its own effect and its own green R$ price, and every purchase flips that card to “Owned”, so nothing we saw can be bought twice. The cheapest thing on screen is Quick Summon at R$ 9; the dearest row is Double Mutation Chance at R$ 399. The recorder buys the multipliers (+100% coin drops, +100% mutation chances, +10 unit population) and skips the auto-swing pass as “a waste”, while Soul Boost is the one row still priced R$ 299 later — then that same pass reads R$ 199 where it read R$ 160 earlier, which is why this page quotes prices with the date they were read instead of publishing them as fixed.
Where these numbers come from
Frames reviewed 2026-09-29 from one recording: “Be The Final Boss. buying gamepasses and tips” by OrionElmo (19:05). Every R$ figure, effect line and Owned tag below is read off that footage, not from developer notes, and it is one player’s run — treat each price as a snapshot taken on that date. The video never opens the CURRENCY or ADS screens, never shows a price for Super Luck, and never explains why one card changed price mid-session, so those stay unknown here.
OrionElmo — Be The Final Boss. {buying gamepasses and tips}The shop, screen by screen
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The SHOP opens on PACKS: prices, a Limit 1 tag and the only printed odds
The SHOP window is a single list with a button column down the right side reading PACKS, PASSES, BOOSTS, CURRENCY and ADS. At the top the PACK row is Advanced Pack at R$ 299, tagged Limit 1, with its contents spelled out: “Blood Gargoyle x1 + 200,000 Coin.” Below it the Featured row pairs Quick Summon at R$ 9 — whose card prints its own rates, Uncommon 47.2%, Rare 39.3%, Epic 7.9%, Legendary 3.9%, Mythic 1.2%, Secret 0.3% — with Legendary Summon at R$ 299. That is the only rate table the shop shows in the frames we checked.

The pack row prints its own contents and a Limit 1 tag, so this R$ 299 is a one-time buy rather than a repeat purchase. Watch at 2:45 - 2
The boost rows price the expensive effects one by one
Scrolling into the next block shows Double Mutation Chance, “+100% mutation chances!”, at R$ 399 and Extra Population, “+10 unit population!”, at R$ 249, while Super Luck (“+100% Luck!”) has no price button left because it already reads Owned. The two rows above them still show R$ 299 each and a “Potions” header marks the section below. A green “Thank you for your purchase!” banner and an “Auto Buy: Cursed Skeleton Archer EXP +4x” line are still on screen, which is why the item names on those top two cards are covered.

The two boost rows that sit fully in view each print their own R$ price, and the row that is already bought shows no price at all. Watch at 3:00 - 3
The Passes cards split the effects and price them separately
Two rows further up is the Passes block. The crown card reads “20% summon discount and +20% bonus coin drops.” at R$ 249; the card that reads “Your character will auto swing at enemies during auto fight!” is R$ 160; Double Coin Drops (“Get +100% coin drops!”) and Soul Boost (“Get +50% soul drops!”) are R$ 299 each. The thank-you banner still covers the two item names at the top of the view, so the effect text and the green price buttons are what identify them.

Every pass card states its effect directly above the price button, and the thank-you banner confirms the previous purchase landed. Watch at 3:10 - 4
A purchase ends in a Purchase completed dialog and Owned rows
Confirming a buy raises a modal that reads “Purchase completed” over “You have successfully bought Extra Population.” Behind it the Extra Population card shows R$ 249, while Double Coin Drops and Super Luck already read Owned with no price button left. That is the rule this page keeps coming back to: a bought row stops selling. The recorder reads the result as ten extra spaces (04:38) and calls his placement cap 50 later in the run (05:18), which fits the +10 printed on the card.

The dialog names the item it just bought — Extra Population at R$ 249 — and the rows already owned stop offering a price. Watch at 3:30 - 5
The same pass shows a different price later, so verify the card
Here the auto-swing card is R$ 199, where earlier in the same 19-minute recording that same card read R$ 160; VIP and Double Coin Drops now show Owned and Soul Boost is still R$ 299. Nothing on the card explains the difference — no sale tag, no crossed-out old price, no notice — so treat any R$ figure as a snapshot and look at the card again before you confirm.

The price on this card is R$ 199 here, after reading R$ 160 earlier in the recording, so re-check it before confirming. Watch at 4:40