Stormborn — Bonus Features
Lightning Chains that arc to 2-5 neighbors, Storm Surge cascade guarantees, and a Tempest Multiplier climbing to 20x+. Stormborn's storm mechanics explained.
All Features
Thunder Respins
TriggerLand 5 or more Coin symbols anywhere on the 5x4 grid.
Collector Chests
TriggerA Chest symbol landing during a Thunder Respins round.
Bonus Choice & Free Spin Modes
Trigger3 or 4 Scatters open a Bonus Choice menu.
Bonus Buy
TriggerBuy menu, 120x the stake to enter the bonus.
Buy Feature Options
| Option | Cost | RTP | Avg Return | Risk |
|---|---|---|---|---|
| Thunder Free Spins | 120x | 96.18% | ~90x | High |
Trigger Probabilities
Base Game
3+ cascade chain (Lightning guarantee)~1 in 15 winning spins
Random Lightning Chain (no guarantee)~1 in 25 spins
5-arc Lightning Chain~1 in 100 spins
Thunder Free Spins trigger~1 in 185 spins
5 scatters (15 Thunder spins)~1 in 15,000 spins
Win Milestones
Any cluster~22%
>10x~1 in 50 spins
>100x~1 in 1,300 spins
>1,000x~1 in 45,000 spins
Max (15,000x)~1 in 4,000,000
Try the Features in Demo
Test the bonus mechanics for free — no registration needed. Get set up via the Stormborn step-by-step guide.
Play Free Demo