The Brothers' War Collector Booster Simulator
The Brothers' War
Pack Contents
Open The Brothers' War Collector Boosters for free. Each pack has 15 cards and follows the real slot odds below. At today's prices the average pack is worth $33.64 and the typical pack $23.94.
The Brothers' War Collector Booster expected value
The average is the sum of every card's price times its chance of showing up, so it counts the long-shot hits too. The ten most valuable cards make up 21% of it, so the value is spread across the pack rather than resting on one big hit. Expect about 3.81 rares and 2.18 mythic rares per pack.
| Pack worth at least | Chance |
|---|---|
| $10 | 92.9% |
| $25 | 47.6% |
| $50 | 12.6% |
| $100 | 4.7% |
Prices are Scryfall's TCGplayer market prices in USD, updated October 26, 2026. The spread comes from 3,000 simulated packs; the average is calculated exactly from the slot odds.
The Brothers' War Collector Booster chase cards
The most valuable cards you can open and how often each one turns up. The same card can appear more than once: its foil and non-foil versions, or its different frames, are separate pulls with their own price.
- Mox Amber $2,782 1 in 25,200 packs
Serialized - Ashnod's Altar $1,200 1 in 25,200 packs
Serialized - Aetherflux Reservoir $1,199 1 in 25,200 packs
Serialized - Gilded Lotus $699.99 1 in 25,200 packs
Serialized - Altar of Dementia $687.50 1 in 25,200 packs
Serialized - Mystic Forge $685.87 1 in 25,200 packs
Serialized - Mishra's Bauble $650.00 1 in 25,200 packs
Serialized - Caged Sun $645.00 1 in 25,200 packs
Serialized - Platinum Angel $550.00 1 in 25,200 packs
Serialized - Cloud Key $500.00 1 in 25,200 packs
Serialized - Astral Cornucopia $480.00 1 in 25,200 packs
Serialized - Howling Mine $475.00 1 in 25,200 packs
Serialized
What's inside The Brothers' War Collector Booster packs
15 cards, filled slot by slot. Each slot rolls one of the options below with the chance shown.
1× Full Art Land
- Full art lands (Traditional foil)100.0%
4× Common
- Main set, common (Traditional foil)100.0%
2× Uncommon
- Main set, uncommon (Traditional foil)100.0%
1× Rare/Mythic
- Main set, rare (Traditional foil)87.5%
- Main set, mythic (Traditional foil)12.5%
1× Commander Extended Art R/M
- Commander extended art, rare (BRC)71.9%
- Jumpstart extended art15.6%
- Commander extended art, mythic (BRC)12.5%
1× Extended/Borderless R/M
- Extended art, rare or mythic50.0%
- Alternate art borderless, rare or mythic50.0%
1× Retro Artifact
- Retro frame artifacts, uncommon50.0%
- Retro frame artifacts, rare or mythic50.0%
1× Schematic Artifact
- Retro schematic artifacts, uncommon50.0%
- Retro schematic artifacts, rare or mythic50.0%
1× Transformers
- General transformers (BOT)67.5%
- General transformers (BOT) (Traditional foil)20.5%
- Shattered glass transformers (BOT)11.5%
- Shattered glass transformers (BOT) (Traditional foil)0.5%
1× Schematic/Retro Uncommon
- Retro frame artifacts, uncommon (Traditional foil)50.0%
- Retro schematic artifacts, uncommon (Traditional foil)50.0%
1× Special R/M
- Alternate art borderless, rare or mythic (Traditional foil)20.0%
- Retro schematic artifacts, rare or mythic (Traditional foil)20.0%
- Retro frame artifacts, rare or mythic (Traditional foil)20.0%
- Extended art, rare or mythic (Traditional foil)20.0%
- Commander extended art foil, rare or mythic (Traditional foil)19.8%
- Serialized schematic (Serialized)0.3%
Finishes in this booster: Traditional foil, Serialized. What each foil type looks like.
More The Brothers' War
- Draft BoosterAverage pack $6.65
- Set BoosterAverage pack $12.69
- Sealed poolOpen 6 packs for a prerelease pool
- All The Brothers' War boostersCompare every booster in the set
- Booster EV rankingsSee how this pack stacks up
Frequently asked questions
What are The Brothers' War Collector Boosters worth?
At current prices the expected value is $33.64 per pack, counting every card's chance of appearing. The median pack is worth $23.94, and eight in ten packs land between $11.11 and $56.89.
What are the best pulls from The Brothers' War Collector Boosters?
The most valuable cards are Mox Amber (serialized, retro frame · the brothers' war retro artifacts, serialized, $2,782, 1 in 25,200 packs), Ashnod's Altar (serialized, retro frame · the brothers' war retro artifacts, serialized, $1,200, 1 in 25,200 packs) and Aetherflux Reservoir (serialized, retro frame · the brothers' war retro artifacts, serialized, $1,199, 1 in 25,200 packs).
How many cards are in The Brothers' War Collector Booster packs?
15 cards: 1 full art land, 4 common, 2 uncommon, 1 rare/mythic, 1 commander extended art r/m, 1 extended/borderless r/m, 1 retro artifact, 1 schematic artifact, 1 transformers, 1 schematic/retro uncommon and 1 special r/m.
How many rares are in The Brothers' War Collector Booster packs?
On average 6.0 rare or mythic rare cards, of which 2.18 are mythic. Slots that can upgrade to a higher rarity are counted at their real odds.
Can I open The Brothers' War Collector Boosters online for free?
Yes. PackSim opens as many packs as you like with no account. Every card shows its current market price, and your session keeps a running total of what you've opened.
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