*NOTE: These challenges are unlocked after you meet the Mayor during the main story quest line.
Evil Saint Lawrence
This target is located in The Burning Pocket, which is in The Spendopticon (Market District).
Loco Chantelle
This target is located in the entrance of the VIP Tower to the right of the Hyperion sign.
DEGEN-3
This target is located in the far northeast corner of Impound Deluxe.
Junpai Goat Eater
This target is located in The Velvet Shuffle (northwestern side) in The Spendopticon.
Georgeous Armada
This target is located in the Refuse Ridge VIP room (west central side) in The Compactor.