Steven Senju (Steven Universe x Naruto): Steven's ability to manipulate plant-life goes beyond what he thought it was. Especially when several giant beasts start roaming the world again.

The Giant of the Sea of Japan in Beach City (Kengan Ashura x Steven Universe): During Yellowtail's short time visiting his son, he brings a friend from Japan, an old man named Karo.

The Devil Lance of Konoha (Kengan Ashura x Naruto): Kuroki Gensai, after winning the KenganTournement, goes abroad. His travels take him to the land of ninja, where he meets a 10-year-old Naruto, fresh in the academy.

Far Cry: Elemental Nations (Far Cry x Naruto): Boruto is a young man taking the ashes of his dead mother, Hinata, to the far East. With him is his younger sister, Himawari, who wanted to see the East. But, things change when the boat, taking them to the East, is stopped. And by who? The former and missing Hokage of Konoha, Naruto.

Lincoln in The Lenett Region (Pokemon x The Loud House): (OC Pokemon Region containing 8 different Gyms, New Elite 4 members, A New Champion, and a new Evil Team called Team Asura, 3 new starters, and a new Rival) Lincoln is off to start his pokemon adventure, following in the footsteps of his older sisters... if only Lynn was a bit nicer to him and the new kid. 

Lincoln The Duke of Stranglers (Kengan Ashura x The Loud House): Lincoln had met a kid around his age named Cosmo, who they both became very good friends. As the years went on, Cosmo got Lincoln into fighting... and pretty soon, they got names for themselves... The King and Duke of Strangling.

Naruto Hoshigaki (Naruto): When Naruto was a baby, his parents show how end-up sending him away on a boat. How they managed to get to that boat, is a miracle onto itself. But after Narut sailed for days on end, it landed near the camp of one Kisame Hoshigaki.

Naruto The Vampire (Hellsing x Naruto): Naruto stumbles upon a coffin as he was running away from the villagers. As he opens it, he's suddenly bitten by a strangle girl with one arm... and large breasts.

(A Repost) Lincoln The Blacksmith (The Loud House): Lincoln is transported to a strange world where he has no memory of who he was, only his name. He's taken under the wing of the greatest blacksmith in the universe, who also knows how to use the blades he makes.