Bison: 7 complaints filed in English across 2 platforms, 4 still open. Most of them are about bonus terms (29%). Risk index 60.0. Texts below are the players' own words, as published on the source site; last complaint 2026-08-07.
Unresolved 3
Status unknown 2
Under review 1
Rejected 1
Sources
Casino Guru 5Trustpilot 2
Complaints by month
03
05
08
Questions and answers
How many complaints are there about Bison?
The English-language record holds 7 complaints from 2 platforms, 4 of them without a resolution; 2 carry no status from the platform. The latest one is dated 2026-08-07.
What do players complain about?
Mostly bonus terms — 29% of cases, then other (29%).
Why is this page not a translation of the Russian one?
It is a different set of complaints. Russian pages count every source we scrape; this page counts only complaints whose original text is English — 7 of them here. Nothing is machine-translated in either direction.
How is the risk index calculated?
Risk index 60.0 is the share of complaints marked unresolved among those with a known status, plus a correction for disputed sums.
Complaints 7
07.08.2026Casino GuruAccount blocksUnder review
Player’s account has been closed without payout.
Player’s account has been closed without payout. [Withdrawal] — waiting
07.08.2026Casino GuruWithheld payoutsUnresolved
Player believes that their withdrawal has been delayed.
Player believes that their withdrawal has been delayed. [Withdrawal] — unresolved
07.08.2026Casino GuruBonus termsUnresolved
Player's bonus turnover is disputed.
Player's bonus turnover is disputed. [Bonus] — unresolved
07.08.2026Casino GuruOtherRejected
Player's winnings have been confiscated.
Player's winnings have been confiscated. [Winnings dispute] — rejected_other
07.08.2026Casino GuruBonus termsUnresolved
Player disputes bonus winnings deduction.
Player disputes bonus winnings deduction. [Bonus] — unresolved
13.05.2026TrustpilotOther
I was mid-bonus round on Reactoonz and the site logged me out due to inactivity. I was literally just watching the spins
I was mid-bonus round on Reactoonz and the site logged me out due to inactivity. I was literally just watching the spins play out. When I logged back in the round was over and I have no idea what I won or lost. Super frustrating, kinda ruined the experience.
05.03.2026TrustpilotWithheld payouts
I won money and they won't give it to me. If you can't do something, why does the site allow you to do it? Because then
I won money and they won't give it to me. If you can't do something, why does the site allow you to do it? Because then they will take your money. They won't even give you back the money you invested. They don't even give you what you won. They rob you. When you write to them, they say they don't ha
