Series
777 Strike series
777 Strike series: wild behavior changes the classic 777 frame
The 777 Strike series is Red Tiger Gaming's classic 777 franchise, built on free-spin rounds where sticky, random or expanding wilds reshape otherwise direct fruit-slot layouts. The 777 Strike slots keep the same retro symbol code while moving between fixed paylines and ways-based wins.
Ranked by Slot Score
| Game | Year | RTP | Volatility | Slot Score |
|---|---|---|---|---|
 777 StrikeRed Tiger Gaming | 2021 | 95.8% | High volatility | 68 |
 777 Super StrikeRed Tiger Gaming | 2024 | 95.72% | High volatility | 70 |
 777 Diamond StrikeLatestRed Tiger Gaming | 2025 | 95.73% | — | 59 |
777 Strike established the formula in 2021 on a 5x3 grid with 10 paylines and high volatility. Random wild additions, sticky wilds, extra free spins and a level-up feature supply the movement, while the 2,830x maximum keeps the reward profile below the later Diamond entry.
777 Super Strike changed the win system in 2024 by replacing 10 fixed lines with 243 ways. Expanding wilds joined the sticky-wild setup, and a bonus buy provided direct access to the feature, but the listed maximum fell slightly to 2,649x. The result is broader hit coverage rather than a higher ceiling.
777 Diamond Strike returned to 10 paylines in 2025, using a 3x5 layout, guaranteed wilds during free spins and the original's level-up idea. Its 4,168x maximum is the line's largest, so the series arc is not a steady increase in complexity: Super Strike widens the win system, while Diamond Strike restores fixed-line play and raises the top reward.