Nintendo exhibited new and extended trailers for Fire Emblem Warriors, Super Mario Odyssey, and Xenoblade Chronicles 2, along with new, untitled entries in the Kirby and Yoshi franchises for Nintendo Switch. It was also announced that Metroid Prime 4 and a new "core" game in the Pokémon franchise were in development for Switch, and that Rocket League was also being ported to Switch with cross-platform multiplayer with PCs and supported console platforms, and exclusive Nintendo-themed items. During a Nintendo Treehouse Live stream that followed the presentation, Nintendo additionally unveiled remakes of Metroid II: Return of Samus (titled Metroid: Samus Returns) and Mario & Luigi: Superstar Saga (titled Mario & Luigi: Superstar Saga + Bowsers Minions) for Nintendo 3DS, and presented an extended demo of Super Mario Odyssey. On June 14, Nintendo unveiled another upcoming 3DS title, Sushi Striker: The Way of Sushido. [Wikipedia: E3 2017]