Power of Merlin Megaways Slot by Pragmatic Play

The base game runs on the familiar tumble engine - winning symbols disappear, new ones drop in, and the process repeats until no more wins form. What sets this apart is the Lightning Bolt feature. On any spin, a bolt can strike the grid and convert random symbols into Wilds, often chaining into unexpected tumble sequences.

Four or more scatter symbols (ancient tomes) trigger 10 free spins, with 5 extra spins for each additional scatter. Before the round starts, a gamble wheel offers the chance to increase the spin count at the risk of losing the feature entirely. During free spins, a global multiplier climbs by 1x after every tumble and never resets between spins. A single chain of tumbles late in the round, when the multiplier has already built up, is where the 40,000x ceiling lives.

The Lightning Bolt fires during free spins too, injecting additional Wilds into an already escalating sequence. Combined with the accumulating multiplier and Megaways variance in reel sizes, one well-timed bolt can turn a modest tumble chain into something much bigger.

Buy bonus costs 150x bet for direct entry into the free spins round. Stone pillars frame each reel in the enchanted forest setting, and Merlin himself watches from the right side of the screen, staff glowing. Symbols lean into the fantasy theme - owls, crystal shards, swords, and potion bottles alongside standard card values.