Underboss
Play Underboss slot by Slot Magic for free in demo mode! Explore RTP, bonus rounds, and key features before playing for real.
Why this score
High confidence (86%)Five weighted signals shape the composite. Four context signals refine ties. See how we rate for the full methodology.
Compare Underboss with other games
 Underboss Score 80This game |  Amazing Link Catalleros Score 86 |  Lucky Apocalypse Score 86 |  Dancing Papa Score 75 |  Mafia Score 81 | |
|---|---|---|---|---|---|
| Identity | |||||
| Studio | |||||
| Released | 4/2/2026 | 2/23/2023 | 3/20/2025 | 5/5/2018 | 5/2/2023 |
| Math | |||||
| RTP | 96% | 96.33% | 96% | 96.18% | 96.1% |
| Volatility | — | High volatility | High volatility | Medium volatility | High volatility |
| Max win | 15,000× | 5,000× | 12,500× | — | 12,000× |
| Format | |||||
| Reels | — | 5 | 6 | 5 | 5 |
| Layout | 6-5 | 5x3 | 6x6 | 5x3 | 5x3 |
| Paylines | — | 20 | Pay Anywhere | 50 | — |
| Min bet | 0.10 | 0.20 | 0.20 | 0.00 | 0.00 |
| Max bet | 10.00 | 50.00 | 100.00 | 0.00 | 0.00 |
| Features | |||||
| Progressive | — | — | — | — | — |
| Wild symbol | ✓ | ✓ | ✓ | ✓ | — |
| Free spins | ✓ | ✓ | ✓ | ✓ | ✓ |
| Scatter symbol | ✓ | ✓ | ✓ | ✓ | — |
| Multiplier | ✓ | — | ✓ | — | ✓ |
| Bonus game | — | ✓ | — | — | — |
| Respins | — | ✓ | — | — | ✓ |
Every number is shown as a delta against Underboss.
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 | Underboss | 96% | |
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Underboss FAQ
What RTP percentage does Underboss come with?
When you play Underboss, you may expect an RTP of 96%.
Is there a free version of Underboss?
Currently, no operator hosts a free version of Underboss; we'll update this page if that changes.
Does Underboss work on mobile devices?
Underboss works smoothly on both iOS and Android.
Can I wager real funds on Underboss?
Yes, just choose a reputable casino and you can play Underboss with real funds.
What is the maximum win in Underboss?
The most you can win in Underboss is x15000.00, which might happen during bonus rounds.
Can I buy the bonus round in Underboss?
Unfortunately, Bonus Buy is not available in Underboss.
Does Underboss offer a Free Spins bonus round?
You can trigger Free Spins while playing Underboss.
Does the Megaways mechanic work in Underboss?
Underboss focuses on traditional gameplay without the Megaways system.
Does Underboss feature a progressive jackpot prize?
No, there is no progressive jackpot in Underboss.