Title: The Otsutsuki Challenge

After their thrilling adventures in the Titan world and beyond, the group—consisting of the Avengers, cultivators, Survey Corps, Loki, and Naruto—found themselves stepping into the ninja realm. Doctor Strange, using his magic, opened a portal that shimmered like moonlight, taking them to Naruto's world. This time, their mission was clear: to face the Otsutsuki Clan and prevent their plans for destruction across dimensions.

Arrival in the Ninja World

The group emerged in the Hidden Leaf Village, surrounded by bustling streets and the familiar symbol of the ninja realm. Naruto, exhilarated to be home, shouted, "We're here! Welcome to my world, everyone!"

Sasuke, standing beside him, muttered, "Don't get carried away."

Levi scanned the surroundings, unimpressed. "Tch. Another chaotic world."

Wei Wuxian, brimming with excitement, ran ahead to explore. "Lan Zhan, look! Ninja gear, ramen shops, and shinobi everywhere!"

Lan Wangji followed silently, though his calm demeanor betrayed faint curiosity.

Thor, in his booming voice, greeted the villagers. "People of the ninja realm! We have come to aid your fight against the Otsutsuki Clan!"

Loki rolled his eyes. "Subtlety, brother. Ever heard of it?"

Strategizing for the Battle

Naruto took the group to meet Kakashi, the former Hokage, who briefed them on the situation. "The Otsutsuki Clan is targeting key locations to drain chakra and destabilize our realm. We need to stop them before they achieve their goal."

Erwin nodded, his strategic mind already analyzing the possibilities. "We'll divide into teams to cover more ground and neutralize their efforts."

Levi tightened his grip on his blades. "No mistakes. This isn't the time for idiocy."

Doctor Strange added, "Their abilities are formidable. We'll need to combine our strengths."

Naruto grinned at Sasuke. "Team up? Just like old times?"

Sasuke sighed. "Fine. Don't slow me down."

Wei Wuxian twirled Chenqing, grinning. "Let's make it fun!"

Lan Wangji gave him a small but firm nod.

The Battle Begins

The teams set out, each tasked with targeting specific locations where the Otsutsuki were draining chakra. As they arrived, Otsutsuki warriors appeared, their presence radiating power and hostility.

Levi and Captain America led the first team, slicing through the enemies with unmatched precision. Levi's speed and skill complemented Steve's shield strikes, creating an unstoppable duo. "Not bad, Captain," Levi muttered.

Steve smiled. "Right back at you."

Thor, Hulk, and Luo Binghe formed the second team, their brute strength overwhelming the Otsutsuki forces. Thor's hammer and lightning struck with devastating force, while Hulk and Luo Binghe crushed enemies effortlessly. "Brother!" Thor shouted, laughing. "You must admit this is exhilarating!"

Loki, watching from a distance, sighed. "Brutes."

Wei Wuxian and Lan Wangji worked with Hua Cheng and Xie Lian, their combined abilities creating waves of destruction that pushed back the Otsutsuki forces. Wei Wuxian laughed. "Lan Zhan, we're unstoppable!"

Lan Wangji remained calm but efficient, striking enemies with grace and precision.

Sasuke and Naruto faced an Otsutsuki leader, their dynamic resembling their old battles. Sasuke's Sharingan and Rinnegan allowed him to anticipate the enemy's moves, while Naruto's Rasengan delivered powerful strikes. "Don't let your guard down," Sasuke warned.

"Relax, Sasuke! We've got this!" Naruto replied with his usual exuberance.

The Turning Point

As the battle raged on, Doctor Strange and Erwin discovered the source of the Otsutsuki's power—a massive chakra conduit buried deep within the earth. "If we destroy this, their plans collapse," Strange explained.

Levi, Loki, and Sasuke were tasked with reaching the conduit and dismantling its defenses. The trio's sass and skill shone as they fought through waves of Otsutsuki warriors.

Loki, summoning illusions to confuse the enemies, smirked. "Amateurs."

Levi sliced through the remaining enemies with precision. "Talk less."

Sasuke unleashed a Chidori, obliterating the last group. "Done."

Victory and Unity

With the conduit destroyed and the Otsutsuki forces defeated, the realm stabilized. Naruto cheered, hugging Sasuke despite his protests. "We did it! Together!"

Thor clapped Loki on the back, nearly knocking him over. "Brother, your illusions were invaluable!"

Levi, observing the chaos, muttered, "Idiots. All of you."

Wei Wuxian grinned. "Captain Levi, you're secretly enjoying this."

Levi shot him a glare but said nothing.