Was Thanos a man who valued bonds?
That question might sound a little strange. How could the famous Mad Titan possibly be associated with a word like "bonds"?
But in truth, Thanos did have feelings for a select few people.
Death naturally went without saying. She was the Goddess he had worshipped since childhood. Even if Purple Sweet Potato's feelings for Death could not be called earth-shattering, they could still be called a hymn of praise.
Besides that, he treated the Black Order under his command fairly well. While he could casually kill other crew members, he was very tolerant of these few. Even if they botched a task, they would not face any severe punishment.
Then there were the sisters Gamora and Nebula. Though it was twisted and perverse paternal love, Thanos still treated the two of them reasonably well. Otherwise, neither girl could have survived to this day; they would have long since been expended as cannon fodder.
Magus Adam was also someone in whom Thanos had invested some emotion.
Magus Adam of 40K had a somewhat convoluted origin story. Advanced Idea Mechanics—those mad scientists who had broken away from Hydra on Earth—had found an Incubation Pod belonging to the golden-skinned Sovereign race. They used it to fuse human genes and create a superhuman humanoid weapon.
Perhaps because he was mixed-blood, this alien also possessed the formidable magical talent usually found only in humans. He quickly gained a measure of strength, escaped Advanced Idea Mechanics, and wandered the cosmos alone.
During his travels, he happened upon Thanos slaughtering the natives of another planet. It was the first time he had seen people killed in such large batches, and he felt terrible. So he approached Thanos and urged him to stop.
Of course, the souls of those dead were