Queen of the Castle

Queen of the Castle Slot: Comprehensive Data Analysis

Core Game Specifications

Attribute	Value
Developer	NextGen Gaming
Release Date	2018
Theme	Medieval, Royalty, Cartoon
Layout	5 reels with 3‑4‑4‑4‑3 rows
Paylines	576 ways to win
Bet Range	$0.40‑$100
Core Mechanics	Locked Reels feature, Red Mystery Chest Reveal and Nudge, Purple Mystery Chest Reveal and Nudge, Free Spins with Tower Meter levels
Developer	NextGen Gaming
Platform	Desktop, mobile, tablet

Mathematical & Payout Model

Symbols & Paytable Hierarchy

Tier	Symbol(s)	Function & Value
Low Tier	J, Q, K, A	Provides small, frequent wins to maintain gameplay.
Mid Tier	Green gem, Pink gem, Blue gem, Yellow gem	Thematic items offering moderate payouts.
High Tier	Throne, Bag of gold, Corgi dog, Banner logo	Highest paying symbols. Top hits available with full combinations.
Wild	Queen wild	Acts as a substitute / feature trigger per game rules.
Scatter	Golden shield scatter	Triggers free spins / bonus round when enough appear.

Queen of the Castle Bonus Features Mechanics

Feature	Trigger	Initial Award	Core Mechanic	Enhancement/Retrigger
Locked Reels	Random spin		Middle three reels lock and spin together showing identical symbols
Red Mystery Chest Reveal	Red chest fills reel 1		All playing card symbols on other reels turn into one high‑value symbol	Nudge if chest lands partially
Purple Mystery Chest Reveal	Purple chest fills reel 5		Gems and red chests turn into one high‑value symbol	Nudge if chest lands partially
Free Spins with Tower Meter	Three shield scatters	14 free spins	Crowns replace scatters and fill tower meter to expand reels and award extra spins	Up to four levels increasing ways to win up to 3,087

Frequently Asked Questions (FAQ)

What is the RTP of Queen of the Castle?	The RTP is 96.51%.
How many ways to win does the game offer?	The game offers 576 ways to win in the base game and up to 3,087 during free spins.
What triggers the free spins feature?	Landing three golden shield scatter symbols on the middle reels triggers 14 free spins.
What does the Locked Reels feature do?	It locks the middle three reels together and spins them with identical symbols.
How do Mystery Chest features work?	Red or purple chests that fill a reel trigger a reveal that transforms symbols into a high‑value symbol, with nudges if partially landed.
What is the maximum win multiplier?	The maximum win multiplier is 3100x the stake.
Can free spins be extended?	Yes. Crowns collected during free spins fill a tower meter that awards extra spins and expands reels.
What is the volatility level?	The volatility is medium to high.

Queen of the Castle Performance Summary: Strengths vs. Weaknesses