Skip to content

Left sidebar product background featuring a blue gradient

Koi Upstream

Koi Upstream Insights

Game Insights

Koi Upstream

RTP: 96.30%

Game	User	Time	Amount	Multiplier	Result

Social Casino

Games
Slots
Live Dealer
Roulette
Blackjack
Poker
Publishers
Promotions

Social Casino

Games
Slots
Live Dealer
Roulette
Blackjack
Poker
Publishers
Promotions

Sports

Sportsbook
Live Sports
Soccer
Basketball
Tennis
Esports
Bet Bonuses
Sports Rules

Sports

Sportsbook
Live Sports
Soccer
Basketball
Tennis
Esports
Bet Bonuses
Sports Rules

Support

Help Center
Fairness
Law Enforcement Request

Support

Help Center
Fairness
Law Enforcement Request

About Us

VIP Club
Affiliate
Privacy Policy
Terms of Service
Cookies Policy

About Us

VIP Club
Affiliate
Privacy Policy
Terms of Service
Cookies Policy

FAQ

How-to Guides

FAQ

How-to Guides

© 2026 Stake.eu | All Rights Reserved.

This platform provides social gaming and promotional sweepstakes. Gold Coins are a virtual currency with no monetary value and cannot be redeemed for cash. Stake Cash is a promotional sweepstakes currency that may be redeemable for prizes subject to the Terms of Service. Stake Cash cannot be purchased. Participation is limited to players aged 18+ and subject to the Terms of Service, Privacy Policy, Cookies Policy and Responsible Play Policy.

Stake.eu is owned and operated by Sweepstakes Services Limited, Company Number: 18110, registered Address: Royals Estate, St. John's, Antigua. Payment agent company is Minmarge Limited, Company Number: HE 489600, registered address: Kyriakou Matsi, 10 Liliana Court, 4th Floor 1082, Nicosia, Cyprus. Contact us at support@stake.eu.

NO PURCHASE NECESSARY to enter Sweepstakes. SWEEPSTAKES ARE VOID WHERE PROHIBITED BY LAW. For detailed rules, see terms of service