5% Mainframe
Official Case, High risk, 5 items, Ticket range 1 to 10,000
6.51
per open
A different reveal. The same case, odds and result.
Top dropJackpot
Quest eligible · Paid solo coin openings count toward an active case quest. Free, sponsored and refunded openings do not count.
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Quantity:
Case Contents
View Full Odds ->Item5 itemsTicketsChanceValueRarity
M4A1-S | Printstream (Battle-Scarred)
Jackpot
StatTrak™ MAC-10 | Disco Tech (Factory New)
Jackpot
USP-S | Printstream (Well-Worn)
Jackpot
Souvenir M4A1-S | Control Panel (Well-Worn)
Jackpot
MP5-SD | Neon Squeezer (Battle-Scarred)
Expected return5.86House edge10%
House edge10%Inside the 5% Mainframe case
Open 5% Mainframe on CaseRush.gg for 6.51 coins. It holds 5 items; the top prize is M4A1-S | Printstream (Battle-Scarred) worth 239.30 coins, at a 1.3% chance. Average return is 90.0% of the price, and every drop chance is published before you open.
5% Mainframe is an official CaseRush.gg case.
| Item | Chance | Value | Multiplier | Rarity |
|---|---|---|---|---|
 M4A1-S | Printstream (Battle-Scarred)Top prize | 1.3% | 239.30 | 36.76x | Jackpot |
 StatTrak™ MAC-10 | Disco Tech (Factory New) | 1.3% | 86.17 | 13.24x | Jackpot |
 USP-S | Printstream (Well-Worn) | 1.3% | 70.44 | 10.82x | Jackpot |
 Souvenir M4A1-S | Control Panel (Well-Worn) | 1.3% | 68.15 | 10.47x | Jackpot |
 MP5-SD | Neon Squeezer (Battle-Scarred) | 95.0% | 0.06 | 0.01x | Filler |