From Destiny 1 Wiki
|Task||Defeat Riksis, the Devil Archon, in the Cosmodrome on Earth.|
|Description||The Queen has issues a challenge to any willing Guardians. Hunt down and defeat the Devil Archon on Earth and you will be rewarded.|
Archon Slayer is a Basic Reef Bounty. It requires the player to Defeat Riksis, Devil Archon found in the Story Mission Restoration. Players are awarded 100 reputation points with The Queen upon completion.