Tony's Sacrifice

"Listen, Leon. I don't know what exactly happened in your world, but in the future, an ambitious man named Thanos will come to Earth to collect the Infinity Stones. He possesses unimaginable power and a massive army, and his ultimate goal is to use the combined power of the six Infinity Stones to erase half the population of the universe. I don't know why he wants to do that, but at first, we suffered a crushing defeat."

For some reason, Future Tony had completely forgotten the time-travel principle of minimizing interference with the past, perhaps because this world had changed too much compared to their original one. Sitting upright in White-haired Tony's recliner, he solemnly confided in and warned Leon, his so-called younger twin brother:

"He successfully erased half the population of the universe, including many of my comrades—Peter, Strange, Quill, T'Challa, Wanda, Vision..."

Future Tony's tone was low. "Thanos in our universe has already been beheaded by Thor. If circumstances allow, I suggest you gather your strength in advance and eliminate Thanos in this universe to prevent that future disaster from sweeping across the entire universe."

"I see."

Leon nodded knowingly. "So this is why you came looking for me? To warn me to kill Thanos?"

"No. Our main purpose is to borrow the Infinity Stones from this universe and bring back the people Thanos erased."

"Consider what I said earlier advice from an older brother. Though I don't really have much of a sense that you're my twin younger brother," Tony admitted frankly.

"Mm, I've received your request. But there's no need to eliminate Thanos in advance anymore." Leon smiled faintly.

"Why? He wiped out half the universe!" Tony looked at Leon, who remained as composed as ever, utterly perplexed.

"Because I already killed him." Leon spread his