Pokemon Ultra Moon Update — 1.2

Version 1.2 silently patched a GTS text-injection vulnerability that allowed malicious users to crash others’ games by sending custom nickname strings. This was a critical security fix.

Post-Launch Iteration in Pokémon Ultra Moon: A Case Study of Update 1.2 pokemon ultra moon update 1.2

Unlike modern Nintendo Switch titles that receive extensive downloadable content (DLC), main-series Pokémon games on the 3DS relied on free patches to correct critical errors and adjust online features. Pokémon Ultra Moon and its counterpart Ultra Sun reached Version 1.2 on April 4, 2018. This update came five months after the game’s release and preceded the Pokémon Sword and Shield announcement. Version 1

The update enforced the official Video Game Championships (VGC) 2018 rule set, automatically restricting banned Mega Stones (e.g., Kangaskhanite, Gengarite) and Z-Crystals in ranked battles. It did not, however, add new Pokémon forms or moves. Pokémon Ultra Moon and its counterpart Ultra Sun