Carla Swamp in: Heist Stories

Carla Swamp in: Heist Stories is a heist-themed slot by Hexa Rash.

The slot is built on a 6x4 reel grid with 24 paylines and offers a theoretical maximum win of x20000x.

It also comes with special features such as Collection Meter and Accumulative Trigger, adding collection-based value building and extra gameplay variety from the feature mix.

Specifications

Reel Config

6x4

Paylines

24 Lines

RTP

96.41%

Volatility

Max Win

20,000x

Bonus Buy

100x

Demo Play

FeatureMatch™

Symbol changes and persistence and growth stand out

The feature structure places particular emphasis on symbol changes and persistence and growth. The wild family brings combination-forming mechanics into the mix. Payout-related mechanics contribute to values or progress that persist or develop during play.

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: 7
Feature families: 3

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

Each bar counts the features that contribute to a functional role. One feature can contribute to more than one role. Bar lengths are scaled to the largest count within this game; compare the numbers when looking across games.

These counts describe feature composition. They are not win probabilities, payout contributions, or quality ratings.

All features 8

Bonus Buy Expanding Wild Accumulating Multiplier Wild Collection Meter Accumulative Trigger Selectable Free Spins Wild Reel Sticky Wild

Highlight Features

Accumulating Multiplier Wild

An Accumulating Multiplier Wild is a hybrid feature where a wild symbol is equipped with its own multiplier, which then continuously accumulates and grows under specific conditions during a bonus round. Its most distinct characteristic, unlike a 'global multiplier' that applies to the entire round, is that the multiplier is tied to the wild symbol itself. This means the power of the accumulated multiplier is only unleashed when that specific wild directly contributes to a win.

Selectable Free Spins

Selectable Free Spins is a feature that breaks away from the single, fixed-rule bonus round, allowing the player to directly choose the 'nature' of their desired free spins or participate in the decision-making process. The core of this feature is to provide players with a strategic 'choice' that goes beyond simple luck, allowing them to control the volatility (risk) of the bonus round and enjoy a deeper engagement with the game.

Bonus Buy Price Comparison

Price x100

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

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.