Hack Worm

Hack Worm was originally introduced as a common card in the 2018 Mega-Tin Mega Pack, which served as a curated reprint set for the Yu-Gi-Oh! Trading Card Game. This set was designed to consolidate popular cards from the previous year's major expansions, specifically drawing from sets like Maximum Crisis, Code of the Duelist, Circuit Break, and Extreme Force. By gathering these cards into the Mega-Tin format, Konami provided players with an accessible way to acquire cards that had previously been scattered across different booster lines.

The card itself features a distinct aesthetic that aligns with the Cyberse monster type, a category introduced during the VRAINS era of the game to reflect themes of technology, hacking, and digital networks. As a common rarity card, it was intended as a functional piece for players building budget-friendly decks or searching for specific utility effects. Its design emphasizes the industrial and sleek visual language typical of the Cyberse archetype, focusing on a robotic, worm-like entity that reflects the aggressive, fast-paced special summoning mechanics prevalent in that stage of the game's development.