Mad Inventor

A box on Cases.gg (classic), first seen 2 Nov 2026. Every value is Cases.gg's own item price.

Price
$4.70
Advertised RTP
89.46%
EV $4.20 from 18 items
Observed RTP, 30d
96.18%
1,018 openings, odds method
Variance
3.1×
of price², per opening
Tail share
1 in 11
of openings carry half the EV
Below price
73.0%
of openings return less than the price

Advertised vs observedper window, 95% band and the advertised marker

observed, 95% bandadvertisedoutside bandsmall sample
24 hours
78.34%±27.30161 openings
7 days
93.35%±11.97838 openings
30 days
96.18%±10.861,018 openings
since tracking started
96.18%±10.861,018 openings
50.5%79.0%107.5%

Windowsthe test per window

WindowOpeningsObservedDev.Method
24h16178.34%±27.3−0.8σodds
7d83893.35%±12.0+0.6σodds
30d1,01896.18%±10.9+1.2σodds
All1,01896.18%±10.9+1.2σodds
Enough sample: 100 openings and 5 expected rare hits (odds method) or 1,000 openings (sample method).

Items and odds18 items · odds sum to 1 · observed counts over 1,018 openings, 30 days

Share of the expected value, most valuable first; colour is the item's rarity.
ItemOddsValueEV shareObservedExpectedHot / cold
Niv-Mizzet, Visionary (V.2)other1 in 400$92.505.5%62.52.36×
Pioneer Challenger Decks 2022: Izzet Phoenixother1 in 133$43.947.8%97.61.18×
Niv-Mizzet, the Firemindother1 in 133$39.507.0%57.60.65×
Duel Decks: Izzet vs. Golgari: Full Setother1 in 133$32.955.9%67.60.79×
Murders at Karlov Manor: "Niv-Mizzet, Guildpact" Playmatother1 in 100$20.004.8%1310.21.28×
Niv-Mizzet Reborn (V.3)other1 in 100$16.103.8%1210.21.18×
Sliv-Mizzet, Hivemind (V.1)other1 in 40$15.008.9%2325.50.90×
Duel Decks: Izzet vs. Golgari Dual Deck Boxother1 in 40$12.007.1%2325.50.90×
Guilds of Ravnica: Izzet League Sleeves (UP)other1 in 40$11.957.1%2925.51.14×
Guildpact: Izzet Gizmometry Theme Deckother1 in 20$9.9011.8%5650.91.10×
Niv-Mizzet, Visionary (V.1)other1 in 20$8.009.5%5450.91.06×
Niv-Mizzet, Visionary (V.3)other1 in 20$6.307.5%4950.90.96×
Guilds of Ravnica Theme Booster (Izzet)other1 in 20$4.355.2%5450.91.06×
Niv-Mizzet, Parun (V.2)other10.0%$2.305.5%85101.80.83×
Niv-Mizzet, Supreme (V.3)other10.0%$0.451.1%104101.81.02×
Niv-Mizzet, Parunother10.0%$0.300.7%94101.80.92×
Izzet Signetother15.0%$0.190.7%158152.71.03×
Izzet Charmother23.0%$0.020.1%238234.11.02×
Values are Cases.gg's own item prices for physical goods; EV share = odds × value ÷ EV. Hot / cold compares observed drops of each item with odds × openings; small expected counts are left blank. Odds read from cases-gg:api/cases/details, 12 Nov, 03:04 UTC.

Biggest dropsfrom this case, by value

No drops yetNo drop from this case seen yet.

Latest dropsnewest first

Niv-Mizzet, Parunother$4.70$0.300.06x
Niv-Mizzet, Parunother$4.70$0.300.06x
Niv-Mizzet, Visionary (V.1)other$4.70$8.001.70x
Izzet Charmother$4.70$0.020.00x
Izzet Charmother$4.70$0.020.00x
Izzet Charmother$4.70$0.020.00x
Niv-Mizzet, Supreme (V.3)other$4.70$0.450.10x
Niv-Mizzet, Visionary (V.3)other$4.70$6.301.34x

Observed RTP over timedaily, 30 days

Observed RTP, dailyAdvertised 89.46%

Catalog changesprice, advertised RTP and contents, per capture

CapturedPriceAdvertisedItems
2 Nov, 21:39 UTC$4.7089.46%18
Each opening is tested against the capture in force when it happened; a price or odds change starts a new one.

listedother 100.0%best hit —