OIRAN HEARTS — Bonus Features
WILDICE dice, cascading multiplied Wilds, and the DOKI DOKI climax. Here's the process every feature in OIRAN HEARTS connects — and where the 5,000x cap actually lives.
All Features
WILDICE Mechanic
TriggerDice roll on screen during play and scatter Wilds across the 7×7 grid.
Avalanche Cascades
TriggerA cluster of 5+ matching symbols clears and drops fresh symbols in.
DOKI DOKI Feature
TriggerScatter collection in base play, or automatically inside Free Spins.
BUY Feature & EX BET
TriggerBUY Feature from the menu, or toggle EX BET to raise your stake.
Buy Feature Options
| Option | Cost | RTP | Avg Return | Risk |
|---|---|---|---|---|
| Natural Trigger | Free (~250 spins avg) | 96.36% | ~200x | Very High |
| EX BET (active) | Increased bet per spin | 96.30% | ~200x per trigger | Very High |
| BUY Feature | Varies | 96.32% | ~200x | Very High |
Trigger Probabilities
Base Game
DOKI DOKI / Free Spins trigger~1 in 250 spins (natural)
ADD WILD during cascade~1 in 10 cascades
Cascade chain 10+ deep~1 in 150 spins
Win Milestones
Any cluster win~22% (1 in 5 spins)
Cascade chain 5+ deep~1 in 30 spins
Win over 100x~1 in 1,500 spins
Win over 1,000x~1 in 100,000 spins
Max win (5,000x)~1 in 3,000,000 spins
Try the Features in Demo
Test the bonus mechanics for free — no registration needed. New to the game? Start with the OIRAN HEARTS step-by-step guide.
Play Free Demo