If a spell has multiple targets but all of them are the same nonland permanent an opponent controls, Exterminator Magmarch's ability will trigger as long as another opponent controls one or more nonland permanents that spell could target
In this article, were talking only about physical trading card gamesthe kind you can actually hold and play face-to-face

Etali, Primal Conqueror Etali, Primal Conqueror | Illustration by Ryan Pancoast Commander (1) Battle (2) Invasion of Ikoria Invasion of Zendikar Creature (31) Delighted Halfling Elvish Mystic Goldvein Hydra Ixalli's Lorekeeper Kami of Bamboo Groves Llanowar Elves Ragavan, Nimble Pilferer A-Llanowar Loamspeaker Armored Scrapgorger Belligerent Yearling Drover of the Mighty Gala Greeters Ilysian Caryatid Intrepid Paleontologist Poison Dart Frog Elvish Rejuvenator Gwenna, Eyes of Gaea Nissa, Resurgent Animist Outcaster Trailblazer Tireless Provisioner Topiary Stomper Knight of the Stampede Bonehoard Dracosaur Palani's Hatcher Railway Brawler Earthshaker Dreadmaw Trumpeting Carnosaur Titan of Industry Ghalta, Stampede Tyrant Ulamog, the Defiler Ghalta, Primal Hunger Instant (2) Tamiyo's Safekeeping Archdruid's Charm Sorcery (14) Bushwhack Commune with Dinosaurs Triumphant Chomp Dance of the Tumbleweeds Explore Glimpse the Core Into the North Bala Ged Recovery Brotherhood's End Cultivate Return from the Wilds They Went This Way Migration Path Verdant Rejuvenation Enchantment (9) Utopia Sprawl Azusa's Many Journeys Kenrith's Transformation Up the Beanstalk Wolfwillow Haven Case of the Trampled Garden Garruk's Uprising Tribute to the World Tree Leyline of Abundance Artifact (1) Land (40) Bristling Backwoods Cabaretti Courtyard Cavern of Souls Command Tower Copperline Gorge Forest x16 Mountain x16 Restless Ridgeline Rugged Highlands Wooded Ridgeline Etali, Primal Conqueror decks are ramp-centric, and very direct

Trample, haste.Whenever Froghemoth deals combat damage to a player, exile up to that many target cards from their graveyard
Whenever Grimgrin attacks, it can destroy one opposing creature to generate value, and get another +1/+1 counter
While it may be true that the 90s were a breeding ground for nostalgic trends, not everything from that era has managed to captivate the world the way that Pokemon has