Nothing can stop thor's power! With his legendary hammer mjolnir, the god of thunder is an unstoppable force in battle. Kids can imagine gearing up like the Asgardian warrior himself with the thor rumble strike hammer! Featuring spring-activated sound effects, this hammer is designed to look and sound like the mighty mjolnir, as seen in the upcoming movie, thor: ragnarok. When kids wield the rumble strike hammer, they can strike a surface to hear rumbling sound effects and imagine summoning the strength of thor's hammer! Rumble, boom and strike with the rumble strike hammer, kids can pretend the have the power of the god of thunder on their sides!