Game Information
Show More
Provider
Endorphina
Type
Slots
Theme
Halloween
Reels
5
Min Bet
0.2
Max Bet
1000
Max Win per Spin
100000
Restrictions
AU,FR
100 Zombies Slot: Comprehensive Data Analysis
Core Game Specifications
| Attribute | Value |
|---|---|
| Developer | Endorphina |
| Release Date | October 20, 2020 |
| Theme | Horror, Zombie Apocalypse |
| Layout | 5 reels, 4 rows |
| Paylines | 100 |
| Bet Range | 0.20–1000 (currency units) |
| Core Mechanics | Stacked Wilds, Free Spins with retriggers, Gamble (Risk) feature, Bonus Pop (Buy Free Spins) |
| Technology | HTML5, mobile‑friendly |
| Provider | Endorphina |
Mathematical & Payout Model
Return to Player (RTP)
96%
Volatility
High
Max Win Potential
10000x
Symbols & Paytable Hierarchy
| Tier | Symbol(s) | Function & Value |
|---|---|---|
| Low Tier | J, Q, K, A | Provides small, frequent wins to maintain gameplay. |
| Mid Tier | Zombie Policeman, Old Grumpy Man, Zombie Nurse, Adventurous Girl, Big Zombie, Young Fearless Male | Thematic items offering moderate payouts. |
| Wild | Wild (vault) | Acts as a substitute / feature trigger per game rules. |
| Scatter | Biohazard Scatter | Triggers free spins / bonus round when enough appear. |
100 Zombies Bonus Features Mechanics
| Feature | Trigger | Initial Award | Core Mechanic | Enhancement/Retrigger |
|---|---|---|---|---|
| Free Spins | 3 Scatter symbols | 10 free spins | Stacked Wilds appear more frequently on reels 2–4 | Retriggerable with additional Scatters |
| Gamble (Risk) feature | After any win | Card‑guessing game to double win up to 10 times | ||
| Bonus Pop (Buy Free Spins) | Player choice | Immediate Free Spins | Pay ~28× stake to buy into free spins |
Frequently Asked Questions (FAQ)
| What is the RTP of 100 Zombies? | The RTP is approximately 96%. |
| How volatile is the game? | It is classified as high volatility. |
| What is the maximum win? | You can win up to 10,000× your stake. |
| How do I trigger free spins? | Land 3 Scatter symbols to receive 10 free spins; you can retrigger more during the feature. |
| What does the gamble feature do? | After a win, you can play a card‑guessing game to double your winnings up to 10 times. |
| Can I buy the free spins feature? | Yes, via the Bonus Pop option, typically costing around 28× your stake. |
| How many paylines can I play? | You can activate up to 100 paylines, with a minimum of 20. |
100 Zombies Performance Summary: Strengths vs. Weaknesses
Strengths
- High max win potential
- Engaging horror theme
- Stacked wilds and retriggerable free spins
- Gamble feature adds risk/reward
Weaknesses
- High volatility may deter casual players
- Bonus Pop cost may be steep
Overview
100 Zombies is a horror‑themed video slot by Endorphina featuring a 5×4 grid, 100 paylines, stacked wilds, free spins with retriggers, and a gamble (risk) feature. It offers high volatility, an RTP around 96%, and a maximum win potential of up to 10,000× the stake.
Rachel Pine is our slots expert who has worked in the online gambling industry for 10+ years. Over the course of her career, Rachel has reviewed more than 30,000 slots.
Latest posts by Rachel Pine (see all)
- 11 Best Drop and Wins Slots Everyone’s Playing Right Now (UK) - January 14, 2026
- Free Slots vs Real Money Slots - October 3, 2025
- Top 6 Low Volatility Slots in the UK - September 30, 2025