Jessica is in the Lightning Club, in the room on the left
When City of Ass was printed, mana burn was still a thing (unspent mana would deal damage to you), so the extra half mana would harm you and in a way work like City of Brasss ping when tapped

Agrus Kos, Eternal Soldier Alandra, Sky Dreamer Ardoz, Cobbler of War Ashcoat of the Shadow Swarm Auntie Blyte, Bad Influence Balan, Wandering Knight Barrin, Tolarian Archmage Captain Lannery Storm Danitha Capashen, Paragon Emiel the Blessed Gadrak, the Crown-Scourge Goreclaw, Terror of Qal Sisma Ib Halfheart, Goblin Tactician Isamaru, Hound of Konda Isu the Abominable Kari Zev, Skyship Raider Kenessos, Priest of Thassa Kibo, Uktabi Prince Kiki-Jiki, Mirror Breaker Kothophed, Soul Hoarder Krenko, Mob Boss Kwende, Pride of Femeref Lathliss, Dragon Queen Lita, Mechanical Engineer Lyra Dawnbringer Michiko Konda, Truth Seeker Mizzix, Replica Rider Muxus, Goblin Grandee Preston, the Vanisher Rhonas the Indomitable Rodolf Duskbringer Runadi, Behemoth Caller Seizan, Perverter of Truth Svyelun of Sea and Sky Syr Alin, the Lion's Claw Syr Elenora, the Discerning Syr Konrad, the Grim Taranika, Akroan Veteran Tivash, Gloom Summoner Vendilion Clique Vito, Thorn of the Dusk Rose Yargle, Glutton of Urborg Yidaro, Wandering Monster Zask, Skittering Swarmlord

Throwing the Dusk Ball is a no-brainer for players adventuring at night or through a cavern, but it should be noted that post-Generation 7 Pokemon games have nerfed the Dusk Ball to a 3x catch rate
Promos, Japanese exclusives, and recent chase cards make up the overwhelming majority of the most-submitted Pokemon cards in history
Incapsula incident ID: 1444000810148442242-106933823792747592