Play Zap Attack Slot by Thunderkick for Free

Zap Attack by Thunderkick sets an alien invasion across a 5x5 grid with 25 lines in the retro sci-fi town of Roswealth. Expanding Multiplier Wilds cover their full reel when part of a win, each carrying x2 to x5; multiple Wilds in the same win multiply together for up to 125x. Three to five TV scatter symbols trigger seven to fifteen free spins where Zapper aliens upgrade the four human characters toward the highest-value alien icon. Maximum win is 5,000x.