NBA Playgrounds lacking a number of features at launch on all versions, will be patched in later

- two-on-two online functionality is lacking in all versions and will come via an early update
- online matchmaking, which relies on your leaderboard ranking, will initially be the only way to get into online games
- at first, you won’t be able to invite people from your friends list
- other features for inviting people will be added in a post-release update
- online tournaments will be missing at launch, and will be patched in at a later date

from GoNintendo