Kiss Kylo Ren, marry Vader, kill Maul

Kiss Maul (unpopular opinion), Marry Kylo, Kill Vader (sorry Vader)

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More Star Wars Characters: Bo-Katan, Ashoka, Fennec Chan

Kiss Bo-Katan, Marry Ahsoka, Kill Fennec Shan (Sorry Fennec, I had to)

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Mandalorian Organizations: Death Watch, New Mandalorians, Nite Owls

How dare you make a Mandalorian choose which Mandos they like best!
Kiss Night Owls, Marry Death Watch, Kill New Mandalorians (My condolences Mandos, but death watch is awesome, and Bo-Katan is played by one of my favorite actresses.)

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Mandalorian Helmets: Bo-Katan's, Boba Fett's, Din Djarin's

Lol hmm. Kiss Boba Fett's helmet, marry Bo Katan's, kill Din Djarin's (note I haven't seen the shows unfortunately).

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(Edited to something easier) Kiss, marry, kill: the horse patterns tobiano, splash white, and frame overo

Kiss splash white, marry tobiano, kill frame overo

Bands: Green Day, My Chemical Romance, Weezer

Kiss Weezer, Marry Green Day, Kill My Chemical Romance

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Bands: Within Temptation, Shinedown, Amaranthe

Kiss Amaranthe, Marry Shinedown, Kill Within Temptation

Danny Devito, Steve Buschemi, James Corden

Kiss Danny, marry james, kill Steve,

Henry Cavill, Ryan Gosling, Jensen Ackles

Kiss Ryan Gosling, marry Jensen Ackles, Kill Henry Cavill

Mac and cheese, fettuccine alfredo, spaghetti and meatballs