I just covet their strength

I traveled through time and space and became a cannon fodder character in the game who would die miserably. Fortunately, the game mechanism is still there.
As long as you capture the target, you can share talents from them.
"Okay, okay, look at me as I get all the power for free. My goal is to become the strongest in the world and ascend to become a god!"
So he invited the excluded, ignored, and hated "Dragon Blood Bastard" to dance, and told the incomplete princess that he was willing to share his life with her;
So he guided the blood-thirsty beast struggling under the shadow of blood, and told the wolf-eared knight that he was willing to face the challenge of fate together;
So he embraced the Lord of Extinction, the future disaster, who was full of sins, and said to the lonely demon that he was willing to bear the boundless sins together;
.............
However, on the eve of his ascension, he was forcibly pulled down.
"We agreed to be together forever......"
"Is our contract... a fake?"
"You're full of lies. Are you deceiving me?"
They beat me to my knees, they must have wanted me to use my rage power!
Faced with an unprecedented desperate situation, the iron-blooded party was completely disheartened.
I was obviously just greedy for strength!