Mallow's Thunderbolt. A known Thunder move.
Thunder is a reoccurring element in the Mario RPG games. It is first shown in Super Mario RPG: Legend of the Seven Stars. Thunder can be used by certain characters and enemies and it will tend to paralyze Mario and others on contact.
Super Mario RPG: Legend of the Seven Stars
In this game, Mallow is the only character in Mario's party to use Thunder-based moves. Other enemies in the game could also use Thunder-based moves which are mostly unblockable.
Users
Moves
Paper Mario
In Paper Mario, only Watt is the sole user of Thunder moves in this game. Although, Mario can use a Volt Shroom on himself or wear the Zap Tap badge to make himself electrcified.