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Castle of Terror RTP & review

by Big Time Gaming

Best RTP

96.73%

Checked 2 November 2026

This slot has 2 RTP versions. Casinos choose which one to offer:

96.73%
96.72%

On a €100 total stake over the long run, the gap between 96.73% and 96.72% is roughly €0.01 in expected losses. Check the game's info screen to see which version a casino runs.

Key facts

Provider	Big Time Gaming
RTP	96.73% (lowest version 96.72%)
Volatility	High

Evolution, which owns Big Time Gaming, lists volatility "High / Extreme" and RTP 96.72–96.73% on games.evolution.com.

Themes: Halloween slots

Source: Big Time Gaming official game data, checked 2 November 2026.

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Apollo Pays	Big Time Gaming	96.56%	High	n/a
Beef Lightning	Big Time Gaming	96.44%	High	n/a
Big Bad Bison	Big Time Gaming	96.59%	High	n/a
Big Bucks Deluxe	Big Time Gaming	96.12%	High	n/a
Bonanza	Big Time Gaming	96.00%	High	n/a