Duel is a crypto-only casino licensed in Anjouan and operated by Immortal Snail LLC since 2021. Instead of traditional welcome bonuses, the platform runs a $1M monthly and $25K daily leaderboard alongside Zero Edge Originals (Dice, Blackjack, Plinko, Crash) advertised at 100% RTP
18+ · T&Cs apply · No deposit bonus · Play responsibly
| Brand | Duel |
| Bonus | No traditional welcome — leaderboard model |
| Min Deposit | [verify min deposit] |
| Wagering | No wagering |
| Max bet during bonus | — |
| Bonus expiry | — |
| License | Anjouan ALSI-202411026-FI1 |
| Operator | Immortal Snail LLC, Nevis (Charlestown, registration L22982) |
| Payment methods | Bitcoin, Ethereum, USDT, Solana, Litecoin, BNB |
| Withdrawal time | 2-4 hours |
| KYC | Standard (ID + selfie, on request) |
| Mobile | Browser + PWA, no native app |
| Restricted countries | [verify restricted countries] |
| Support | Email-only (hey@duel.com), no live chat confirmed |
| Last updated | 2026-05-09 |
Duel launched in 2021 as a crypto-only casino operated by Immortal Snail LLC and licensed in Anjouan since 2024. The platform openly positions itself against the traditional bonus model: instead of welcome match offers, players get the Zero Edge Originals (Dice, Blackjack, Plinko, Crash) at an advertised 100% RTP and access to a $1M monthly plus $25K daily leaderboard covering all slots and live games.
The brand suits crypto-native, volume-driven players who understand house edge and prefer transparent tournament payouts to wagering-locked bonuses. It is a weaker fit for casual users who rely on a welcome pack to extend their first deposit, players who require fiat funding, or anyone who needs strong regulatory recourse — Anjouan oversight is lighter than MGA or UKGC.
There is no welcome, reload, cashback or rakeback bonus at Duel. The operator publishes a manifesto at /about/why-bonuses-suck explaining that every promo is funded by a higher house edge, and the entire promotional layer is replaced by leaderboards: $1M paid out monthly and $25K paid out daily, with all slots and live games eligible.
Because there is no bonus balance, there is no wagering requirement, no max bet rule and no expiry. Tournament position is calculated from real-money turnover, which means high-volume players capture most of the prize pool, while casual depositors gain less than they would from a classic 100% match. Read the leaderboard rules in the cashier before committing.
18+ · T&Cs apply · No deposit bonus · Play responsibly
Provably-fair house games with declared 100% RTP [verify RTP]
Duel's differentiation is concrete and verifiable on the public site, not marketing fluff:
The trade-off is editorial: by removing bonuses, Duel narrows the audience to players who measure value in RTP and tournament leaderboard payouts rather than match percentages.
Our team counted around 3,200 titles in the lobby. The headline providers are Pragmatic Play, Nolimit City, BGaming and Playtech, with Nolimit City covering high-volatility slots and Pragmatic Play Live powering the bulk of the live dealer tables. Average RTP on mainstream slots sits close to 97.0%, while the in-house Originals are advertised at 100%.
Categories include slots, live blackjack and roulette variants, game-show formats, jackpot drops via Pragmatic's network, and the dedicated Originals section. Demo mode is available on most non-live titles, and filtering covers provider, volatility and bonus features.
Duel accepts only cryptocurrency: Bitcoin, Ethereum, USDT, Solana, Litecoin and BNB are visible in the cashier, and the ToS explicitly states the operator is not a licensed exchange and does not accept fiat. The minimum deposit, minimum withdrawal and withdrawal limits are not published publicly — they appear only after registration, which is a transparency issue we flagged.
In our test, withdrawals cleared in 2-4 hours with no operator-side fees on supported networks. KYC is run by Checkin.com and triggered at the operator's discretion before payout — typically an ID plus selfie. There is no published SLA, so timing can vary if verification is requested.
The platform operates under Anjouan licence ALSI-202411026-FI1, issued by the Government of the Autonomous Island of Anjouan, Union of Comoros. The operator is Immortal Snail LLC, registration L22982, registered in Charlestown, Nevis, West Indies. The licence is valid and verifiable, but Anjouan oversight is light by international standards.
This jurisdiction offers limited player protection compared to MGA or UKGC: there is no independent ADR body, no mandatory deposit insurance and no enforced payout SLA. Disputes are handled directly by the operator under its T&Cs, so we recommend reading the document at duel.com before depositing significant amounts. We do not claim the licence "guarantees safety".
Duel does not offer a native iOS or Android application. The mobile experience is a responsive browser build with PWA install support — on our iOS Safari and Android Chrome tests, the lobby loaded in under two seconds and rendered the cashier, leaderboard and Originals without layout breakage.
The mobile build exposes the same game count as desktop, and crypto wallet copy/paste flows worked without friction. For most users the PWA replaces a native app adequately; players who require a Play Store or App Store listing will not find one.
Score derived from promotions, payments, games, safety and support sub-scores.