Though Super Mario Maker 2 was the first game in the decades-old Nintendo series to support online multiplayer, the feature premiered in late June with a curious twist. Its owners could jump online and play a slew of custom-created levels in either versus or co-op modes, but only against strangers.
Shortly before the game's Switch launch, Nintendo acknowledged how crazy this sounded and promised that friends would eventually be able to pair up in these online modes via friend lists. In the months that followed, Nintendo remained utterly silent… until the wee hours of Tuesday night, when the game's 1.1.0 patch went live.
We can confirm that Super Mario Maker 2 now works like most every other online game we've ever played. We were able to contact people we knew on a Nintendo Switch friend list, start a SMM2 session, and play with (or against) said friends. (Only Nintendo could merit an entire article about playing an online game with friends in 2019.)
Part of the newsworthiness is how desperately the game needed this update. As a Switch game, SMM2's network performance can vary wildly based on whether players use Wi-Fi (the system default) or plug in an optional Ethernet adapter. While many genres of online game, particularly fighting and shooting, have evolved over the past 20-plus years to accommodate the realities of online lag and latency, the precise art of Mario-style platforming hasn't been so lucky.
As a result, it's pretty common for SMM2's online players to randomly matchmake with at least one excruciatingly slow player. In this situation, all players must wait until every player receives data packets before they can jRead More – Source