Castle of Terror

By / September 30, 2025
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Castle of Terror Play for Real

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Game Information

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Provider
Big Time Gaming
Type
Slots
Theme
Halloween
Release Date
October 19, 2022
Reels
5
RTP
96.73
Volatility
5
Max Exposure
61720
Min Bet
0.2
Max Bet
15
Max Win per Spin
250000

Castle of Terror Slot: Comprehensive Data Analysis

Core Game Specifications

AttributeValue
DeveloperBig Time Gaming
Release Date26 October 2022
ThemeVampire, Horror, Gothic castle
Layout6 reels, 4 rows, 4096 ways to win
Paylines4096 ways
Bet Range0.20 to 15 (currency varies by operator)
Core MechanicsHoly Water feature transforms character symbols into wilds and increases win multiplier, Two Free Spins modes: standard and Enhanced with escalating multipliers, Win Exchange feature allows trading wins for free spins, Bonus Buy option to purchase free spins directly
Developer Big Time Gaming
Technology HTML5, mobile compatible

Mathematical & Payout Model

Return to Player (RTP)

96.72%

Volatility

Very High

Hit Frequency

31.7%

Max Win Potential

61720x

Symbols & Paytable Hierarchy

TierSymbol(s)Function & Value
Low Tier9, 10, J, Q, K, AProvides small, frequent wins to maintain gameplay.
High TierLady Vampire, Gentleman Vampire, Maid, GardenerHighest paying symbols. Top hits available with full combinations.
ScatterSilver Castle Scatter, Gold Castle MegascatterTriggers free spins / bonus round when enough appear.

Castle of Terror Bonus Features Mechanics

FeatureTriggerInitial AwardCore MechanicEnhancement/Retrigger
Holy Water Random on base game and every free spin Transforms character symbols into wilds and increases win multiplier by +1 (or +2 in Enhanced Free Spins)
Free Spins 3+ Silver Castle Scatters 12 free spins Multiplier starts at 1× and increases by +1 per wild; extra spins at multiples of 20×
Enhanced Free Spins 3+ scatters including Gold Megascatter 12 free spins Multiplier starts at 2× and increases by +2 per wild; extra spins at multiples of 20×
Win Exchange Win of 25× to 100× bet or 100×+ Allows exchange of win for free spins via gamble wheel or direct exchange
Bonus Buy Player choice if allowed Purchase standard or enhanced free spins for 70× or 200× bet

Frequently Asked Questions (FAQ)

What is the RTP of Castle of Terror? The RTP is 96.72%.
What is the maximum win? The maximum win is 61,720× the bet.
What does the Holy Water feature do? It transforms character symbols into wilds and increases the win multiplier.
How do I trigger Enhanced Free Spins? Land 3 or more scatters including a Gold Megascatter to trigger Enhanced Free Spins.
What is the Win Exchange feature? It allows trading wins of 25×–100× bet via a gamble wheel or direct exchange for free spins.
Can I buy free spins? Yes, you can purchase standard or enhanced free spins for 70× or 200× bet if allowed.
What is the volatility? The volatility is very high.
How many ways to win does the game have? The game has 4,096 ways to win.

Castle of Terror Performance Summary: Strengths vs. Weaknesses

Strengths

  • Extremely high max win potential
  • High RTP for a high‑volatility slot
  • Engaging multiplier mechanics with Holy Water and free spins
  • Bonus Buy and Win Exchange add strategic options

Weaknesses

  • Graphics are not highly innovative
  • High volatility may deter risk‑averse players

Overview

Castle of Terror is a vampire‑themed high‑volatility slot by Big Time Gaming. It features a 6×4 layout with 4,096 ways to win, a high RTP of around 96.72%, and a maximum win of 61,720× the bet. Key mechanics include the Holy Water feature, two Free Spins modes, Win Exchange, and Bonus Buy.

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