300 Guardians Extreme slot: RTP and max win
300 Guardians Extreme is a high-volatility slot by NEXO Games on Stake Engine, released 8 Oct 2026. Its base game returns 96.10%, above the median Engine slot (96.02%) and higher than 53% of them. The top payout is 20,000× the bet, bigger than 59% of Engine slots; from a base spin it lands about once every 900,000 spins. It has 4 bonus buys priced at 25× to 1,000× the bet; the best returns 96.10%, so each buy costs 0.98× the bet on average over the long run. It is the No. 1816 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v3. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Base | Base spin | 1.00× | 96.10% | 20,000× | 1 in 900,000 | 1 in 8.26 | 1 in 12 | 0.04× base | Simulate |
| Bonus Hunt | Boosted spin | 2.00× | 96.10% | 20,000× | 1 in 450,000 | 1 in 5.08 | 1 in 8.87 | 0.08× base | Simulate |
| Feature | Bonus buy | 25× | 96.10% | 20,000× | 1 in 32,000 | 1 in 3.57 | 1 in 7.09 | 0.98× base | Simulate |
| Bonus | Bonus buy | 100× | 96.10% | 20,000× | 1 in 7,500 | – | 1 in 7.54 | 3.90× base | Simulate |
| Super Bonus | Bonus buy | 300× | 96.10% | 20,000× | 1 in 2,500 | – | 1 in 5.90 | 11.70× base | Simulate |
| Ultra | Bonus buy | 1,000× | 96.10% | 20,000× | 1 in 1,500 | – | 1 in 3.70 | 39.00× base | Simulate |
Work out the cost of 300 Guardians Extreme bonus buys at your bet size
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v3 | 96.100% | Active |
Frequently asked
What is the RTP of 300 Guardians Extreme?
Base spins return 96.10% of the amount wagered over the long run, from the published outcome table for version 3. All 4 of its bonus buys return 96.10%.
What is the max win in 300 Guardians Extreme and how likely is it?
The top payout is 20,000× the base bet. On a base spin it lands 1 in 900,000 spins. In the Feature buy (25×) 20,000× lands 1 in 32,000 buys.
Does 300 Guardians Extreme have a bonus buy, and what does it cost?
Yes, 4 buy modes. Feature: 25× the base bet, 96.10% RTP, an expected cost of 0.98× the base bet per buy. Bonus: 100× the base bet, 96.10% RTP, an expected cost of 3.90× the base bet per buy. Super Bonus: 300× the base bet, 96.10% RTP, an expected cost of 11.70× the base bet per buy. Ultra: 1,000× the base bet, 96.10% RTP, an expected cost of 39.00× the base bet per buy.
Is 300 Guardians Extreme high or low volatility?
High. Its base-mode standard deviation is 28.3× the bet, which puts it in the highest third of Engine games. What volatility means.
Can I check that a result was fair?
Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.
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