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3 Chests: Bonus Combo Slot Review

Have you ever seen those guys walking along the beach 🏖️ with a metal detector, scanning for loose coins, jewelry, or whatever else might beep back at them?

I know a lot of countries and beaches don’t allow it, but it’s still oddly fascinating watching someone who thinks they’re one beep away from retirement. 🤑

How much can they actually make doing this? Eight bucks on a good day? 🤔 I’d imagine the big beaches in California could hide some interesting finds, but it’s pretty time consuming.

I don’t even know the correct term for these folks, but I’m sure at some point they called themselves treasure hunters. 💰 Speaking of which, there are treasures to be found in 3 Chests: Bonus Combo Slot from Netgame.

Gameplay

For a simple fruit machine, the designers did a solid job. The colors pop against a clear blue background, and the animated electric field around the 3x3 grid adds some flair. I’m not sure it’s necessary, but I’m guessing the studio wanted to lean into the lightning theme.

I already said it’s a classic fruit machine, and the symbols include cherries, oranges, lemons, plums, watermelon, and BARs. The highest-paying symbol is the Triple 7 Wild.

The three chests at the top: Juicy, Lightning, and Extra, all bring their own modifier to the Hold and Link feature. I’ll dive into all of it in just a moment.

The game offers up four Jackpots: the Mini pays 10x, the Minor pays 25x, the Major pays 100x, and the Grand pays 1,000x.

The stats are straightforward: 5 paylines, a 96.07% RTPRTP stands for “Return to Player.” The RTP describes the total bet amount that a game returns to players over millions of spins, and that figure is represented by a percentage. Table games, such as Roulette, typically have higher RTPs than many slots.

RTP needs to be considered in conjunction with a game’s volatility rate.
, a medium volatility rate, a 5,000x max multiplier, and a $300,000 max win.

Both fiat and cryptocurrency are accepted, with the exception of LTC.

Features

BONUS COMBO

There are three differently colored Coin symbols. When one lands, it’s collected by the corresponding chest, which can randomly activate its Bonus game. Any of these coins on any given spin can get the job done.

HOLD AND LINK BONUS GAME

When one or more treasure chests are triggered, the Hold and Link Bonus begins with 3 spins. Each new symbol resets the counter and keeps the feature alive.

The coins that triggered the feature turn into Collector symbols. These can land on the middle reel, while the side reels are reserved for:

  • Cash Coin - Values range from 1x to 15x
  • Mini Jackpot - 10x
  • Minor Jackpot - 25x
  • Major Jackpot - 100x
  • Mega Jackpot - 1,000x

Any value on the reels is instantly collected by the Collector symbol.

Modifiers and Combinations

The Hold and Link feature can be triggered by one or several coins, and depending on which ones activate it, the effect will vary.

  • Juicy (Green) - Increases the number of spins to 4 instead of 3.

  • Lightning (Blue) - Adds a random number of 3x, or 6x Multiplier Frames. The multiplier is applied to each coin value inside the frame multipliers before it is collected.

  • Extra (Red) - Adds two additional reels to the grid.

  • Extra Juicy (Green + Red) - Combines 4 spins and 2 additional reels.

  • Extra Lightning (Blue + Red) - Two additional reels, and a random number of 3x or 6x Multiplier Frames.

  • Lightning Juicy (Green + Blue) - Play with 4 spins, and a random number of 3x or 6x Multiplier Frames.

  • Mega Bonus (All 3 colors) - Reap the benefits of all modifiers.

Performance

Lightning struck, but it didn’t affect the gameplay, which was as impressive as a Tornado Valley thunderstorm.

Max Win

Secure the $300,000 max win by hitting the 5,000x max multiplier on a $60 bet. For players who are not looking to chase the top prize, the game accepts bets ranging from $0.20 to $60.

Conclusion

For a 3x3 game, 3 Chests: Bonus Combo slot packs in more personality and control than you’d expect. The multi-chest mechanic adds layers of excitement, especially when multiple modifiers overlap to trigger combos like Extra Lightning or Mega Bonus.

With a hit frequency hovering around 27.4%, wins come at a steady pace, and the frequent retriggers during Hold and Link rounds keep things lively without feeling repetitive.

Compared to NetGame titles like The Big Game: Hold ’n Link slot and Phoenix Queen: Hold ’n Link slot, 3 Chests: Bonus Combo adds extra depth with its layered modifiers and combo effects, making each bonus round feel more dynamic and unpredictable.

Overall, it’s not the flashiest release on the market, but for players who enjoy compact slots with creative mechanics and steady pacing, this one hits the sweet spot between old-school simplicity and modern Hold & Link design.

Slot Details

Game Provider: Netgame
Game Type: Video Slots
PaylinesPaylines are preset lines that run across the reels, and when you land matching symbols on them, that will result in a payout. The more paylines, the more ways you can win, but also the higher your bet per spin.: 5
RTPRTP stands for “Return to Player.” The RTP describes the total bet amount that a game returns to players over millions of spins, and that figure is represented by a percentage. Table games, such as Roulette, typically have higher RTPs than many slots.

RTP needs to be considered in conjunction with a game’s volatility rate.
: 96.07%
Volatility RateSlot games can have low, medium, high, or extremely high volatility rates (or a combination thereof).

The less volatile the game, the more often it should pay out, but the lower the amount, the less the payout, as this is in keeping with the risk you’re taking. Volatility rate should be considered in conjunction with a game’s RTP.
: Medium
Bonus Round: Yes
Progressive: No
Free Rounds: Re-spins
Max Multiplier: 5,000x
Max Win: $300,000
Published by
BitStarz, award-winning Bitcoin Casino