Why unlock one mere costume from a new event course, when you can unlock three? (miketendo64.com)
Tomorrow, a brand new Event Course for Super Mario Maker will be released (the second one this week). (perfectly-nintendo.com)
Today Nintendo revealed that the Ice Climbers duo Popo and Nana will be available in Super Mario Maker as a reward for completing the new Event Course in Course World. (nintendotoday.com)