221B
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221B by Fils Game is a slot with a 97.6% RTP. On return-to-player this is an excellent figure. It plays with crypto on Stake; RTP is a long-term average, not a guarantee.
97.6%RTPFils GameProvider
221B es un video slot de volatilidad medium de Fils Game con 97.6% de RTP y ganancia máxima de hasta ?×. Características: Símbolos Wild, Símbolos Scatter, Giros gratis.
| Provider | Fils Game |
|---|---|
| RTP | 97.60% |
| Reels | 5-3 |
| Paylines | 20 |
| Released | 17.08.2019 |
221B — analytics
Live from our slot database
Slot RTP
97.6% Excellent
90%96% base99%
About 221B
221B by Fils Game is a slot playable with cryptocurrency on Stake. Its stated RTP is 97.6% — above the 96% industry average, which is favourable for players over the long run. Remember that RTP is a statistical average over thousands of spins, not a guarantee for any single session.
The slot's key mechanics include wilds, scatter, free spins. Most of the potential is delivered through these in the bonus rounds.
Before playing for real money, try 221B in demo mode to learn the bonus frequency and behaviour risk-free — the demo math is identical to real play. Gamble responsibly, within a pre-set budget. 18+.
wildsscatterfree-spins
221B
HIGH RTP97.6%
Reels5-3
ProviderFils Game
Free spinsYes
Bonus buyNo
Data-driven from provider specs · RTP is a long-term average
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FAQ — 221B
What is the RTP of 221B?
221B has an RTP of 97.6%. This is above the industry average. RTP is a long-term theoretical return, not a guarantee for any session.
Is 221B provably fair?
221B is a third-party slot by Fils Game using a certified, audited RNG rather than Stake's provably-fair system (which applies to Originals). Results are random and unpredictable.
Can I play 221B for free?
Yes, 221B is available in demo mode to learn the mechanics risk-free. The demo math is identical to real play, but results do not carry over.
Who makes 221B?
221B is developed by Fils Game, whose games are available on Stake. Find more Fils Game titles in the providers section.
How do I play 221B on Stake?
Sign up, deposit cryptocurrency (BTC, ETH, USDT and more), find 221B in the slots catalogue and launch it. Set a session limit in advance.
What features does 221B have?
221B includes wilds, scatter, free spins. These mechanics drive how bonuses trigger and wins build.
Does 221B have free spins?
Yes, 221B has a free spins round, usually triggered by scatters, with wins boosted by multipliers.
What is the theme of 221B?
221B is themed around gold. The theme is cosmetic and does not affect RTP or odds.
How many reels does 221B have?
221B uses a 5-3-reel layout with 20 paylines or ways to win.
Is 221B worth playing?
It comes down to your taste for its volatility and theme. RTP and features are the objective facts; the rest is preference. No slot is profitable long-term — play for entertainment within a budget.
Can I play 221B with crypto?
Yes, 221B is played with cryptocurrency (Bitcoin, Ethereum, Litecoin, USDT and more) on Stake, in your coin's value equivalent.
What slots are similar to 221B?
Slots similar to 221B share its volatility profile and provider Fils Game. Start with the related slots listed on this page.
Is 221B rigged or fair?
221B runs on a certified RNG that passes independent audits. Outcomes are random; there are no 'hot' or 'cold' states.
How often does 221B pay?
Hit frequency depends on volatility: see the paytable. This does not change overall RTP.
Can I play 221B on mobile?
Yes, 221B runs directly in the phone browser on Android and iOS — a separate app is usually not required.
What is the minimum bet on 221B?
221B accepts bets from 0.20 per spin.
Where can I play 221B for real money?
221B is available to play with cryptocurrency on Stake. Deposit and play responsibly. 18+.
18+ · Geo-restrictions apply. Stake.com is not available in all jurisdictions.
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