Code Defib
96.2%
RTP
15,000x
Max Win
Bonus buy options
- Adrenaline2x spin
- Shock Therapy50x spin
- Night Watch100x spin
- Mystery250x bet
- Code Red300x bet
- Reels
- 5
- Rows
- 5
- Paylines (up to)
- 15
- Min Bet
- 0.1
- Max Bet
- 1000
- Release Date
- October 22, 2026
About this Slot
Code Defib by Vexa Studios is a horror and sci-fi-themed slot with five reels, five rows and 15 paylines. The game has an RTP of 96.2%, high volatility and a maximum win of 15,000x.
Cascading wins trigger after a winning spin, causing winning symbols to burst and new symbols to fall into their place. Up to eight cascades can occur per spin. A Heart Rate multiplier rises from x1 to x20 over the course of up to eight cascades in a single spin.
The Defib wild lands on reels 2 to 5 and expands to fill the entire reel. In the base game, it starts with a multiplier between x2 and x5, reaching up to x10. During cascades, the Defib wild remains in place and does not drop again as new symbols fall. In the Adrenaline buy mode, the Defib wild also starts between x2 and x5 and reaches x10.
The Blood Bag wild lands on reels 2 to 4 in both the base game and Adrenaline mode, with no attached multiplier.
Surgeon's Intervention triggers on 4% of losing spins, landing between one and three Defibs on the reels.
The Night Watch free spins round awards 10 spins and guarantees a Defib x2 multiplier on 50% of spins. Three or more scatters during this round retrigger the feature, adding five spins.
The Code Red free spins round awards 12 spins and begins with one Defib at x3 multiplier. The Defib multiplier rises by 2 per cascade, reaching up to x30. Three or more scatters retrigger, adding five spins.
The Room 13 free spins round awards 15 spins with two Defibs at x1 multiplier. The Defib multiplier rises by 1 per cascade up to x20, and each Defib spreads its multiplier to neighbouring reels. Three or more scatters add five spins.
Adrenaline mode, available at 2x per spin, triggers free spins 2.2x more often. Shock Therapy at 50x per spin adds 1 to 4 Defibs every spin, with a maximum multiplier of x30. Night Watch costs 100x per spin, Mystery costs 250x the bet, and Code Red costs 300x the bet.
Code Defib Community RTP
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Code Defib RTP Calculator
Code Defib has a theoretical RTP of 96.2%. Its volatility is High, so expect long dry spells punctuated by rare, large multipliers. Its win potential is capped at 15,000x your stake. Use the calculator below to estimate your expected return, variance range and risk of ruin over any number of spins.
Code Defib Variance Simulator
Code Defib sessions can swing far from its 96.2% average - its volatility is rated High. The simulator runs many virtual bankroll runs to estimate the bust rate, typical drawdown and best/worst outcomes over a set number of spins - compare a cautious bankroll against an aggressive one.
All Wins
No wins on this slot yet.
Play on Stake*Frequently asked questions about Code Defib
An RTP of 96.2% means Code Defib is built to pay back around 96.2 for every 100 wagered over millions of spins. Any single session can land far above or below that - use the RTP calculator on this page to model your own bet size and spin count.
Over the long run Code Defib's house edge is about 3.8% of everything you wager - roughly 3.8 lost per 100 staked. Short sessions vary widely; the calculator above shows the expected loss and variance range for your inputs.
Quite a lot. Because wins cluster around rare big hits, your balance can move far from the 96.2% average in either direction. The variance simulator above shows typical drawdowns, bust rate and best/worst outcomes for your bankroll.
It depends on your bet size and how long you want to play Code Defib. Use the variance simulator above to test a cautious versus an aggressive bankroll and see how often each survives your target number of spins.