Four or more lightning scatter symbols generates a win.
Landing 12 lightning symbols on the game grid pays the maximum win.
The Lightning paytable can be upgraded to higher payout levels by Thoro when he carries Mjolnir.
Toro is a walking wild that triggers respins when moving to the left.
Two or more Loki symbols trigger the Loki Respin feature.
The Mjolnir feature is active as long as Thoro carries the hammer Mjolnir.
The wild symbol substitutes for any symbol except the lightning, bonus, Mjolnir, Loki and Thoro symbols.
Thoro together with Loki triggers the Thoro Thunder Strike feature.
Thoro leaves a trail of wild symbols as he knocks all Loki symbols off the grid during the Thoro Thunder Strike feature.
Thoro can upgrade the Lightning paytable or his own multiplier as long as he carries Mjolnir.
3 Bonus symbols trigger the bonus game.
Bonus symbols are also lightning symbols. They only appear on reel 2, 3 and 4.