2) Connections: Every other night, he learns the role of a chosen player.
Does Moriarty's ability have a visual effect? Although it might be indistinguishable from a regular player, so it's okay.
1) Identifying the corpse happens the next day.
2) Influence: Once per game, he can bribe the executioner to avoid being executed.
2) Will to Live: An accusation is given for the murder. If the town correctly identifies the accusation within the next day, the victim is saved; if not, they die.