The innovative Power Zones™ feature, a Playtech exclusive, can transform large numbers of symbols on the reels into the same symbol, providing huge payout potential while retaining the player’s interest across many spins. 1 of 4 unlocked Hydra features can trigger on any spin to add Wild symbols, extra Power Zones™ or multiplier Power Zones™ on the reels, or transform all Power Zones™ into a mystery symbol. Filling the meter triggers a free respin and unlocks the next Hydra feature, providing the player with an exciting chase Power Zones™ last throughout Free Games and transform into a mystery symbol on the Mega Spin to offer players massive wi