In conversation, Rygua mentions which namers may appear in the particular instance he offers you. This is your clue as to specifically which zone you've been offered.
Catacombs of Dranik (Azia) "You have chosen to explore the Catacombs of Dranik. I have heard tales of frightening creatures of great power that lurk in the darkest shadows of the catacombs. Should you come across a dragorn known as Dragorn Marshal Greshka, or an ikaav enchantress known as High Enchantress Zy'chia, prepare yourself for a tough battle. The battle might be hard fought, but some would say the riches are well worth it."
Catacombs of Dranik (Beza) "You have chosen to explore the Catacombs of Dranik. I have heard tales of frightening creatures of great power that lurk in the darkest shadows of the catacombs. Should you come across a noc known as Elite Overlord Vijaz, or an ikaav wizard known as High Sorceress Vi'Tara, prepare yourself for a tough battle. The battle might be hard fought, but some would say the riches are well worth it."
Catacombs of Dranik (Caza) "You have chosen to explore the Catacombs of Dranik. I have heard tales of frightening creatures of great power that lurk in the darkest shadows of the catacombs. Should you come across a noc known as the Master of the Watch, or an ikaav mage named, Elite Pixxt K’illiga, prepare yourself for a tough battle. The battle might be hard fought, but some would say the riches are well worth it."
Sewers of Dranik (Azia) “You have chosen to explore the Sewers of Dranik. Beware during your travels there should you come across discordling named Craftsman Ferinio, or a golem known as Stonefoot. Both are rare and powerful adversaries. Should they come out of hiding, you will have a tough battle on your hands. However, some would say the riches are well worth it.â€
Sewers of Dranik (Beza) “You have chosen to explore the Sewers of Dranik. Beware during your travels there should you come across an ikaav mage named Silania Janaid, or a bat known as the Nightfang Glider. Both are rare and powerful adversaries. Should they come out of hiding, you will have a tough battle on your hands. However, some would say the riches are well worth it.â€
Sewers of Dranik (Caza) “You have chosen to explore the Sewers of Dranik. Beware during your travels there should you come across a dragorn known as the Dragorn Foreman, or an ukun known as the Ukun Sentinel. Both are rare and powerful adversaries. Should they come out of hiding, you will have a tough battle on your hands. However, some would say the riches are well worth it.â€