He died trying to save Jade.  He chased Bec Noir and PM because Jane said she could bring Jade back to life. And since he died trying to save someone, it was considered heroic.

On the third page of the comic Karkat says the comic is a work of AU fiction that he wrote

They couldn’t do ecto-biology.

Hephaestus doesn’t light it, my mistake, the Space player does.  But it always needs to be lite.  It melted the snow in Jade’s land and dried up the water in Kanaya’s.

Probably Derse since she took over the thrown there. 

>Everyone enters
>They do their planet quests (optional)
>Hephaestus lights the forge
>The frogs are breed
>Players fight the Black King
>Players release their Genesis Frog so it can grow
>Players claim their prize. 

The Sufferer’s followers secretly breed a special lusus for centuries so that his descendent would have a lusus.

Rule 63 is internet slang for “gender bending”, i.e. drawing a character as if they presented as a different gender.

No, her plan was to change the timeline so that Lord English was never created, which would also doom the timeline, and she thought she would be able to heal it into the alpha timeline since.