March 10 is officially known as MAR10 Day – when Nintendo encourages people of all ages to enjoy a host of heartfelt and joyous activities to honor one of the most iconic video game characters of all time. Official mashups between Mario and Pokémon include the inventive Mario Pikachu line, featuring a wide range of Pokémon posing as popular Mario characters, as well as their action-packed brawls in the Super Smash Bros. series, the latest of which is Super Smash Bros. Ultimate for Nintendo Switch!
Every year on March 10, Mario fans mark the occasion of MAR10 Day, recognizing the mustached hero who leaps to the rescue anytime smiles are needed. What makes March 10 so special for Mario? It’s because MAR10 looks just like Mario’s name!
Source: Nintendo.com
Source:Pokémon
