Katie Combs: The Temple of Relics by Air Dice follows an adventurous explorer who crashes in a jungle and discovers an ancient temple filled with treasures. This 5-reel, 20-payline slot features a 5×3 layout with a 95.5% RTP and medium to high volatility, offering wins up to 4000x your stake. The game distinguishes itself with two key mechanics: a Coin Collect feature where monetary values require a Collector symbol on reel five, and Wild Dragon Free Spins that introduce three types of wilds—regular, sticky, and column. Players can enhance their experience with purchasable features including Coin Boost, Free Boost, or direct access to free spins through the bonus buy option. The slot balances narrative elements with innovative mechanics for a cohesive gaming experience.
Katie Combs: The Temple of Relics represents Air Dice's venture into adventure-themed slot gaming. This 5-reel, 20 fixed payline video slot offers players a maximum win potential of 4000x the bet. With an RTP of 95.5%, the game positions itself within the medium to high volatility spectrum, appealing to players who appreciate balanced risk-reward ratios.

Game Narrative and Character Background
The narrative centers around Katie Combs, an adventurous explorer who crashes her light aircraft in a remote jungle. While seeking survival, she discovers an ancient, previously unknown temple. This setting isn't merely decorative—it directly influences the game's symbolic elements and bonus mechanics.
Katie must navigate dangers including wildlife, geographical hazards, and interactions with indigenous tribal communities. The game's symbolism reflects this journey through its use of relics and mystical creature symbols that hold significance within the indigenous culture portrayed.
Unlike some adventure-themed slots that merely adopt superficial thematic elements, Temple of Relics integrates its narrative directly into gameplay mechanics. The Coin symbols represent ancient treasures, while the Wild Dragon elements symbolize the mystical forces Katie encounters during her expedition.
This slot doesn't appear to be part of a larger series from Air Dice, positioning it as a standalone title within their portfolio. However, the character of Katie Combs could potentially become a recurring protagonist in future releases if the game proves successful with players.
Visual Design and Atmosphere
The visual design of Temple of Relics leverages rich, earthy tones with metallic accents that evoke ancient artifacts and forgotten treasures. The highest value symbols include ornate items like a crown (the highest paying at 5000 coins for five symbols), a golden frog figure, and an embellished medallion. These premium symbols are complemented by mid-tier symbols including a ring, decorative comb, and an antique key.
Lower-value symbols maintain thematic consistency through animal motifs including a tiger, rooster, and seahorse designs. This attention to thematic integrity in even the lower-value symbols demonstrates thoughtful design throughout the entire symbol set.
The reels are set against what appears to be the interior of an ancient temple, with architectural elements that frame the play area. This environmental design establishes a sense of place without overwhelming the gameplay elements with excessive visual noise—a balance that many similar slots fail to achieve.
Sound design appears to complement the visual elements, though specific audio characteristics aren't detailed in the provided information. Effective audio integration would enhance the atmospheric quality of the jungle temple setting.
Core Gameplay Mechanics
The base game operates on a standard left-to-right adjacent symbol matching system across the 20 fixed paylines. Only the highest win per payline is paid, with wins on different active paylines being added together.
Symbol values are displayed in coins, with a coin value of €0.01. The top-paying symbol offers 5000 coins for five matches, which translates to 50x the bet. When considering this across multiple paylines simultaneously, the potential multiplies significantly.
Wild symbols appear in the base game as regular wilds, substituting for all symbols except Scatters and Coins. This functionality expands dramatically during the free spins feature, which introduces sticky wilds and column wilds as additional variations.
The game implements several quality-of-life features, including autoplay functionality and quick stop options. These allow players to customize their gameplay experience according to personal preferences, though availability may vary by region due to regulatory differences.
Coin Collect Mechanism
One of the most distinctive features of Temple of Relics is its Coin Collect mechanism, which operates exclusively during the base game. This system works through two key elements:
Coin symbols appear randomly on reels 1-4, each displaying a monetary value ranging from 0.6x to 80x the current bet.
A Collector symbol must land on the fifth reel during the same spin to trigger the collection of all visible Coin values.
This feature creates a new dimension of anticipation during regular gameplay, as players can see potential instant win values accumulate across the reels while hoping for the crucial Collector symbol to appear on the final reel.
The Coin Collect feature is disabled during free spins, maintaining a clear distinction between the two bonus systems within the game. This separation prevents feature overlap that might otherwise dilute the unique character of each bonus mechanism.
For players who particularly enjoy this feature, the game offers a purchasable Coin Boost option that increases the probability of landing Collector symbols by more than 4 times the normal rate. This enhancement costs 2x the bet per spin and remains active until manually deactivated, offering an RTP of 95.8% when active.
Wild Dragon Free Spins Feature
The free spins feature activates when three or more Scatter symbols appear anywhere on the reels. The number of spins awarded corresponds directly to the number of triggering Scatters:
Three Scatters reward 7 free spins, four Scatters reward 10 free spins, and five Scatters reward 16 free spins.
What makes this feature truly distinctive is the Wild Dragon Spin mechanism that can randomly activate during any free spin. When this occurs, special wilds appear in one of three forms:
Regular wilds remain in position for a single spin, functioning similarly to base game wilds. Sticky wilds persist for the remainder of the free spins session, gradually increasing wild coverage across the reels as the feature progresses. Column wilds fill an entire reel with wild symbols for one spin, creating significant win potential through multiple paylines simultaneously.
The random distribution of these wild variations creates unpredictability within the feature, with the sticky wilds offering particular value through their persistent nature. As more sticky wilds accumulate during the session, the win potential for remaining spins increases cumulatively.
Like the Coin Collect mechanism, this feature can be enhanced through a purchasable Free Boost option that increases the probability of landing Free-symbols by more than 1.4 times the normal rate at a cost of 2x the bet per spin, offering an RTP of 95.7%.
For players seeking immediate access to the feature, a direct purchase option is available at 100x the current bet, providing 16 free spins with an RTP of 95.9%.
Technical Specifications and Mathematics
Temple of Relics operates with a theoretical return to player (RTP) of 95.5% in standard play. This figure was established through mathematical analysis and verified with 500 million simulated runs, demonstrating a robust verification process.
When utilizing the purchasable enhancements, the RTP adjusts slightly: Coin Boost provides 95.8% RTP (verified with 200 million simulated runs), Free Boost offers 95.7% RTP (verified with 200 million simulated runs), and direct purchase of Wild Dragon Free Spins yields 95.9% RTP (verified with 200 million simulated runs).
These variations are minimal but may interest mathematically-minded players who optimize their play according to RTP values.
The game demonstrates medium to high volatility, indicating a balance between frequency and size of wins. This volatility profile typically appeals to players seeking moderate risk with the potential for significant returns, rather than those preferring either extremely frequent small wins or rare massive payouts.
The maximum exposure is capped at 4000x the bet, which represents a substantial potential return while remaining within typical ranges for slots of this volatility profile.

Comparative Analysis
When positioned against similar adventure-themed slots, Temple of Relics distinguishes itself through several key aspects:
The Coin Collect mechanism differentiates from similar instant win systems by requiring a specific Collector symbol on the fifth reel rather than automatically awarding visible values. This creates a “near-miss” dynamic that many competitors lack.
The three-tiered wild system during free spins represents a more complex implementation than many competing titles, which often rely on a single enhanced wild mechanic during bonus rounds.
The purchasable feature enhancements offer players direct control over their preferred gameplay style, whereas many competitors limit such options to direct feature buys without probability modifications for regular play.
The 4000x maximum win potential positions the game in a competitive middle ground between lower-variance titles with smaller maximum wins and extreme volatility options offering 5000x+ potential but with much lower hit frequencies.
Katie Combs: The Temple of Relics demonstrates Air Dice's thoughtful approach to slot design, balancing thematic elements with mechanical innovation. The dual feature system creates complementary paths to potential wins while maintaining distinct gameplay experiences between the base game and bonus rounds. The narrative integration enhances the visual design without overwhelming the core gambling experience, and the mathematical model offers a balanced approach to volatility that should appeal to a broad middle segment of slot enthusiasts. While the game doesn't revolutionize slot design, it represents a well-executed example of feature integration within an established thematic framework. The inclusion of purchasable enhancements adds a layer of player agency that many competitors lack, allowing individual adjustment of the experience according to personal preferences. For players seeking an adventure-themed slot with robust bonus features and balanced mathematics, Temple of Relics merits consideration as a worthy addition to the genre.