How to play Thunder Vault: Hold & Win

Crack the vault before the storm passes and the lightning moves on. Your target is the Collector symbol on the middle reel: land it alongside Bonus symbols on reels 1 and 3, and the Hold & Win Bonus Game begins. The Collector gathers every bonus value on the board across three respins, resetting the counter each time a new symbol locks into place. Thunder Vault: Hold & Win is a high volatility, fixed-line win slot from Novomatic. Matching symbols pay across fixed lines from the leftmost reel on the 3x3 grid. The Hold & Win Bonus Game awards values from Bonus symbols and four named jackpot tiers. Here is how you play.

Pick a stake and spin the 3x3 grid.
Watch for matching symbols to land on one of the game's fixed winning lines.
Land Bonus or Collector symbols on all three reels to trigger the Hold & Win Bonus Game.
The bonus round starts with three respins, and new qualifying symbols reset the counter to three.
The Collector symbol on reel 2 gathers the values of Bonus symbols during the round.

Key mechanics

Hold & Win: Landing at least one Bonus or Collector symbol on each reel during a base-game spin triggers this feature, where qualifying symbols lock into place, carry values, and reset the respin counter when new qualifying symbols land.
Collector: This special feature symbol appears on reel 2 and gathers the values of Bonus symbols during the Hold & Win round.
Mini: This is one of four named jackpot tiers that can appear during the Hold & Win round.
Minor: This is one of four named jackpot tiers that can appear during the Hold & Win round.
Major: This is one of four named jackpot tiers that can appear during the Hold & Win round.
Grand: This is one of four named jackpot tiers that can appear during the Hold & Win round.

Bonus rounds

Hold & Win Bonus Game (Bonus or Collector symbols on all three reels): It starts with three respins. Each new qualifying symbol locks on the board and resets the counter to three. The feature uses value-bearing bonus symbols and can award named jackpot tiers.

What is the RTP of Thunder Vault: Hold & Win?

The RTP is 94.12% on Acebet.cc.

What is the volatility of Thunder Vault: Hold & Win?

Volatility is high, as rated by the provider.

How many paylines does Thunder Vault: Hold & Win have?

There are 5 fixed paylines, so every spin plays all 5.

What is the hit rate of Thunder Vault: Hold & Win?

Wins land on 7.81% of spins on Acebet.cc. That is roughly one paying spin in 13.

Does Thunder Vault: Hold & Win have free demos?

Yes, demo play is supported on Acebet.cc. Gold Coins are the other free way to play it.

Does Thunder Vault: Hold & Win have free spins?

No, it does not have a free spins round. Its bonus is the Hold & Win Bonus Game, covered above. Acebet.cc's welcome bonus can be used on Thunder Vault: Hold & Win.

Does Thunder Vault: Hold & Win have bonus games?

Yes, it has a Hold & Win Bonus Game. It triggers when Bonus or Collector symbols land on all three reels, starting with three respins. New qualifying symbols reset the respin counter to three and can award Mini, Minor, Major, or Grand jackpot tiers.

Does Thunder Vault: Hold & Win have an in-game jackpot?

Yes, there is an in-game jackpot on Acebet.cc. It pays from a fixed tier in the game's own paytable, not from a pooled prize.

What makes Thunder Vault: Hold & Win stand out?

The Hold & Win Bonus Game triggers when Bonus or Collector symbols land on all three reels in a base-game spin. It begins with three respins. Each new qualifying symbol locks on the board and resets the respin counter to three. During the feature, a Collector symbol can appear on the middle reel and gather the values of bonus symbols. The Hold & Win round can award four named jackpot tiers: Mini, Minor, Major, and Grand.

Does Acebet.cc offer a no-deposit bonus for Thunder Vault: Hold & Win?

Yes. New players get 10 SC free at signup with code ACEBET, no purchase necessary, plus a 200% bonus on a first Gold Coin purchase up to 10 SC. Bonus SC carries a 1x playthrough before it can be redeemed. Both can be played on Thunder Vault: Hold & Win. Claim the no deposit social casino bonus. You must be 18 or older, and eligibility depends on where you play from.

What is a good strategy for Thunder Vault: Hold & Win?

It is a high volatility slot. Its central mechanic is Hold & Win, triggered by landing at least one Bonus or Collector symbol on each reel during a base-game spin. During the feature, qualifying symbols lock into place, carry values, and reset the respin counter when new qualifying symbols land. The slot does not offer a bonus buy option. The house build of social casino blackjack is provably fair.

What are the jackpot tiers in Thunder Vault: Hold & Win?

It features four named jackpot tiers: Mini, Minor, Major, and Grand. These can appear during the Hold & Win round.

How does the Collector symbol work?

The Collector is a special feature symbol that appears on reel 2. During the Hold & Win feature, it gathers the values of bonus symbols on the board.

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RTP and volatility are set by the provider and subject to change. The figures above were accurate at publication. The in-game paytable always shows what the build is running right now.