Loki does make a comeback in the comics. This could be due to fan demand or to further develop the character's story arc. Different comic series handle his return in various ways.
Yes. Wolverine's comebacks in the comics are a staple. They're usually tied to major events or story arcs that have a significant impact on the overall comic narrative.
Well, it varies. In some comic arcs, Anya makes a comeback, but it all depends on the writer's creative direction and the plot development.
Yes, Spike does come back in some of the comic storylines.
Yes, she does. Gamora makes a comeback in some comic storylines.
Yes, Ironman has made comebacks in some comic storylines.
Ultron can come back in the comics. The circumstances of his return vary, such as being reactivated by other villains or finding a way to overcome his previous defeat through new strategies and upgrades.
Yes, sometimes Vision does come back in the comics, depending on the specific storyline and creative decisions of the writers.
As far as I'm aware, Killmonger doesn't come back. But comic storylines can always take unexpected turns, so you never know for sure.
No, Yondu doesn't come back in the comics. His story ended in the previous arcs.
Yes, Rick does come back in the comics. His return adds a new twist to the story.