no you do not need wi-fi connection you can go to the events and receive a mystery gift via wireless communications or get one from a friend
you connect to wifi connection. if you need help go to Nintendo.com
get wifi-connection
Go to the main menu and you will see mystery gift press it it will say get from friend, get wireless and get from Nintendo WIFI connection. You will need WIFI for this to get event Pokemon like shaymin, darkrai, and other Pokemon.
you can... but your so called "friend" will have to be on wifi connection
There's an event going on right now until September 13th where you can connect to Nintendo WiFi and get a Member Card through Mystery Gift. Note that you do have a wireless internet connection to access the WiFi Mystery Gift and of course you'll need Mystery Gift unlocked.
wifi/ internet connection
you must have a compatible access point and if you do and there is a live event on wifi you will get the gift
go to jubilife in the third floor. there is a reporter.say everyone happy and wifi connection he will give u mystery gift
first you need to go the the jubilife city TV station, second floor. youll find a guy at the bottom who will ask you for some phrases. first say "everyone happy", then "wifi connection". after this, you will unlock mystery gift on the front screen. however, you need to be connected via wifi during a Pokemon event in order to get your gift. mystery gift is just the method of downloading event Pokemon and items.
well you only need wifi for oak's letter member card etc. at a distribution you just need mystery gift.
you have to have a friend with mystery gift with an item..................................................................................................................you also have to have wifi
you need wifi or go to an upcoming Pokemon event.