Thor Unleashed

Thor Unleashed is a 5-reel, 20-payline Norse slot from Wishbone Games, placing Thor alongside a frozen northern landscape of runes, wolves and icy peaks. It's a fairly traditional setup for the genre visually, but the feature set built around it gives the game its own identity once the reels start moving.

Wins land left to right across the 20 fixed paylines. Card ranks handle the lower-value combinations, while symbols like Thor's helmet and a valkyrie sit at the top of the regular paytable. A golden wolf takes the wild role, substituting into combinations wherever it lands, and Mystery Symbols can also appear on the reels — these reveal themselves as matching symbols once the spin settles, adding an extra layer of unpredictability to the base game. A Wolf Meter feature can randomly fill reels with wild symbols during regular play, giving the base game a chance at outsized wins even before the bonus round comes into play.

The main bonus is a Hold & Win-style round, triggered when scatters activate one or both of the game's Wolf Wheels. The feature starts with 3 lives, which reset every time a new Value Symbol lands and locks into place on the grid. Each Wolf Wheel applies its own modifier during the round, with up to two active simultaneously — the Red Wheel offers Apex, Surge and Tribute effects, while the Blue Wheel brings Chaos, Echo and Reaper. Either wheel can also land directly on the game's Max Win segment, awarding an instant 6,000x payout on the spot.

Thor Unleashed runs a default RTP of 96.18%, a solid figure that sits above the typical slot average, paired with medium volatility. A confirmed hit frequency of 31.09% means winning combinations land on a bit under a third of spins, giving the base game a fairly steady rhythm between the Wolf Meter's occasional wild floods and the eventual run into the Wolf Wheel bonus. The maximum win sits at 6,000x the stake, reachable either through a well-timed Wolf Wheel round or the instant Max Win segment on the wheels themselves. Stakes range from 20p/c up to $/€40 per spin.

For players who enjoy Hold & Win-style bonus rounds with a bit of added variety, the dual Wolf Wheel system gives Thor Unleashed some room to differentiate itself from more single-note takes on the format, even if the underlying structure will feel recognisable to regular fans of the genre. With a respectable RTP, steady medium volatility, and a hit frequency north of 30%, it's a reasonably approachable Norse-themed slot to sample.

Head to johnessyslots to load up the free demo, watch how the Wolf Wheels interact when both are active, and decide whether the 6,000x ceiling and 31% hit rate suit your usual play style before spinning for real.