While specifically searching for v1.4.6, it's worth noting the major changes introduced in the broader (released around September 2021):
: Available digitally via the Nintendo eShop . Patch v1.4 Series Highlights
: Introduced custom logos and the ability to change all team names.
: Added 10 types of event matches with unique rules like "Quick Cast" (80% cooldown reduction) and "Beast Mode". Troubleshooting & Versioning Teamfight Manager - GOG.com
: Significant adjustments were made to champions like Archer (damage/ATK decrease) and Berserker (lifesteal increase).