Decay

Decay is a zombie apocalypse horror-themed slot by Hacksaw Gaming.

The slot is built on a 5x5 reel grid with 35 paylines and offers a theoretical maximum win of x10,000.

It also comes with special features such as Transforming Symbol and Standard Free Spins, adding extra gameplay variety from the feature mix and a separate free-spin phase with expanded payout chances.

Specifications

Reel Config

5x5

Paylines

35 Lines

RTP

96.27%

Volatility

High

Max Win

10,000x

Bonus Buy

110x

Demo Play

Game Mechanics Profile

A focus on symbol changes and bonus modes

Two roles are especially well represented here: symbol changes and bonus modes. The wild family brings combination-forming mechanics into the mix. Free-spin mechanics form part of the bonus-play structure.

Feature richness

The game pairs its core format with a medium-sized collection of special mechanics, adding several distinct elements to the overall structure.

Feature mechanics
6
Feature families
4

Feature profile

Select a role to explore its contributing features.

Number of features contributing to each role. One feature can contribute to several roles.

How we analyze this game’s features

We manually review each slot’s game rules and feature descriptions to identify how its mechanics work, including individual effects that may be grouped under a single feature name. We then organize these findings into SlotWise’s standardized feature categories.

The profile brings this research together across six functional roles, helping you understand the game’s mechanical character and compare its feature structure with other slots.

All features 7

Highlight Features

Retrigger

A Retrigger means winning additional free spins by landing scatter symbols again during a free spins bonus round. Furthermore, some slots adopt an 'unlimited retrigger' system, which means there is no limit to the number of times it can re-trigger. In theory, if luck is on your side, the free spins can continue indefinitely, making it one of the most powerful features a slot can have.

Sticky Wild

A Sticky Wild is a special wild symbol that, true to its name, does not disappear immediately after appearing on the reels. Instead, it 'sticks' in place and remains there for multiple subsequent spins. This feature shows its true potential primarily during free spins bonus rounds, making it a powerful system that can grant massive rewards by progressively making the game board more advantageous for the player.

Bonus Buy Efficiency

Price x110

Average Bonus Buy Price

This slot's bonus buy price sits within the usual range for comparable slots. Buying the feature can be a reasonable option if your goal is to reach the free-spin round without waiting for a natural trigger. The trade-off is that you skip the base-game spins that would normally happen before the feature, including any wins or volatility from that part of play.

Avg. Min x81.6Avg. Max x129.1
LowExpectedHigh

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About Previews

Previews focus on playable demo access, slot specifications, and feature structure before a full 300SPINS™ review is available. They are designed to make the slot easy to inspect and compare, while leaving performance judgments based on actual play sessions to full 300SPINS™ reviews.

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