It's gonna be a bumpy ride.
Nintendo has outlined their plans for this year's E3, and they are similar to the show in 2017.
The big events will be the video presentation which is slated for Tuesday, June 12 at 9 a.m. Pacific time (noon Eastern). The presentation will focus on Switch games releasing in 2018. Following the presentation Treehouse Live will return for three days of demos, leading off with the Switch Super Smash Bros game.
The previously announced Splatoon 2 tournament will start the show with its qualifying rounds on Monday, June 11 from 3:30 p.m. to 6:00 p.m. Pacific time. The finals will be held on Tuesday evening, ahead of the invitational Super Smash Bros for Switch tournament.