Greek Mythology- We do not know as he did not have any.
Percy Jackson Series- Children of hades can shadow travel, which is appearing out of the darkness, and control dead people (dead builders to make something) and they also feel when someone they know dies.
Nope, Luke (demigod) took it.
It does, but only in the demigod files.... it's a good one!
You cannot read the Demigod Files online legally.
Yes it is and can be found in the Demigod Files a good book to follow the actual series!
The child will be half-blood. A person can only be pure-blood if both parents are pure-blood, similarly, they can only be muggle-born is both parents are muggles. Otherwise they are half-blood.
No, Hades has no children.
Nico Persephone Hades Jr. Callisto
There is no way of knowing that.
No, Hades is not a demigod. He is a full God, and a very powerful one at that.
Hades is male, and he is not a demigod. He is the God of the dead and the ruler of the Underworld.
A demigod child of Ares would have skilled control of weapons (without training), superiour horsemanship, and in many cases are master strategists.
When a god marries a demigod the demigod receives the same powers as the god. Which makes the demigod now more powerful the god. So the demigod has their powers and the powers of the god.
The Power Of Zeus Children is the power to throw lighting bolts.
The Greek goddess Artemis was a virgin goddess, so she had no children. If she did have a demigod child, her/his powers would be similar to Artemis'. They would probable be able to shoot an arrow with perfect aim and heal.
Well, the exact powers of a child in mythology would vary, but likely it would be centered around Agriculture, quite possibly going into the Harvest and The Seasons.
He didn't want the sword. It was Persephone who ordered it done, then when it was stolen she asked the demigod to bring it back. Hades didn't even know of its existence.
Zeus betrayed his brothers Hades and Poseidon by having a child after swearing on the river Styx that none of them would have a child being that there powers were too powerful, so yes, Zues did betray Hades