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KEYBubblineEpisode codeTitleImportanceRelevance
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Bubblegum101Slumber Party PanicOptionalFirst episode, PB introduction
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Marceline112Evicted!RecommendedMarceline's introduction
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Bubbline(minor Bubbline)122HenchmanRecommendedFinn befriends Marcy
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Other (arcs, recurring chs)124What Have You DoneOptionalPB's early darker side
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Flame Princess201It Came from the NightosphereImportantMarcy backstory
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Lemongrab220Go With MeBubblineFirst on-screen interaction
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Betty224Heat SignatureOptionalMarcy's a prankster
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Fern225/226Mortal Folly/Mortal RecoilRecommendedHeavier plot, relevant to PB
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Ice King303Memory of a MemoryImportantMarcy backstory
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Hunson Abadeer305Too YoungRecommendedSequel to Mortal Recoil
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Elementals310What Was MissingBubbline"La da da da da"
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Uncle Gumbald319/320Holly Jolly Secrets I & IIRecommendedIce King's backstory
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Importance321Marceline's ClosetOptionalMarcy shenanigans
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Bubbline326/401Incendium/Hot to the TouchOptionalFlame Princess introduction
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Important405/406Return to the Nightosphere/Daddy's Little MonsterRecommendedNightosphere shenanigans
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Recommended410GoliadRecommendedPB's Mortal Recoil trauma
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Optional413Princess CookieOptionalPB, all around excellent ep
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416Burning LowRecommendedPB's smart
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419Lady & PeeblesOptionalPB's badass
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420You Made MeOptionalLemongrab shenanigans
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425I Remember YouImportantIce King and Marcy backstory
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509All Your FaultOptionalLemongrab shenanigans
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514Simon & MarcyImportantIce King and Marcy backstory
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521The SuitorRecommendedPB doesn't need no man
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526Wizards Only, FoolsRecommendedPB doesn't need no magic
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529Sky WitchBubblineThe Shirt, oh man, The Shirt
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530Frost & FireOptionalFlame Princess, see note for spoilers
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531Too OldRecommendedSort of mirror to Too Young, Lemongrab
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532Earth & WaterRecommendedFlame Princess isn't PB's biggest fan
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533Time SandwichOptionalCute ep with some minimal Bubbline
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534The VaultRecommendedFinn's previous life and PB backstory
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538Red StarvedOptionalMarcy shenanigans with minimal Bubbline
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542JamesRecommendedPB gets dark...
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544Apple WeddingImportant...and slightly darker...
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546RattleballsRecommended...and darker
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548BettyImportantHambo, Simon, Betty
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550/551Lemonhope I & IIOptionalconclusion to Lemongrab, not PB centric
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601/602Wake Up/Escape from the CitadelOptionalrelevant to overall plot, skip if not interested
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603James IIRecommendedsequel to James
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610Something BigOptionalsequel to Sky Witch (no Marcy, just The Shirt)
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614Princess DayOptionalMarcy and LSP, minimal Bubbline
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622The CoolerImportantFlame Princess calls PB out
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623The Pajama WarImportantPB and Finn chill, ch development
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624EvergreenRecommendedrelevant to overall plot, skip if not interested
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625Astral PlaneOptionalrelevant to overall plot, skip if not interested
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638You Forgot Your FloatiesRecommendedrelevant to the Betty storyline
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640OrgalorgOptionalrelevant to overall plot, skip if not interested
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642Hot Diggity DoomImportantPB faces some consequences
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643The CometOptionalrelevant to overall plot, skip if not interested
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701Bonnie & NeddyImportantPB backstory and family
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702VarmintsBubblineBubbline learn to talk about feelings
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706Marceline the Vampire QueenBubblineStakes miniseries
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707Everything StaysBubblineStakes miniseries
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708Vamps AboutBubblineStakes miniseries
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709The Empress EyesBubblineStakes miniseries
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710May I Come In?BubblineStakes miniseries
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711Take Her BackBubblineStakes miniseries
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712CheckmateBubblineStakes miniseries
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713The Dark CloudBubblineStakes miniseries
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726The Thin Yellow LineRecommendedPB's perception post-recoronation
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801Broke His CrownBubblineCute Bubbline ep, Betty and Simon plot
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805I Am a SwordOptionalrelevant to overall plot, skip if not interested
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808ElementalRecommendedbeginning of the Elements plot, PB relevant
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810The Music HoleRecommendedCute Bubbline, Francis Forever cover
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812/813Preboot/RebootOptionalrelevant to overall plot, skip if not interested
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814/815Two Swords/Do No HarmOptionalrelevant to overall plot, skip if not interested
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817High StrangenessRecommendedPB tries to colonize space
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819Jelly Beans Have PowerImportantPB deals with being an Elemental
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820-827Islands miniseriesOptionalhighly optional, Finn and lore centric
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902SkyhooksImportantElements miniseries
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903Bespoken ForRecommendedElements miniseries
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904Winter LightRecommendedElements miniseries
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905CloudyOptionalElements miniseries
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906Slime CentralOptionalElements miniseries
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907Happy WarriorRecommendedElements miniseries
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908Hero HeartImportantElements miniseries
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909Skyhooks IIImportantElements miniseries
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910AbstractOptionalsequel to Jake's Elements story, can skip
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911KetchupImportantCute Marcy and BMO ep, some Bubbline
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913WhispersOptionalrelevant to overall plot, skip if not interested
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914Three BucketsOptionalrelevant to overall plot, skip if not interested
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1001The Wild HuntOptionalrelevant to overall plot, skip if not interested
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1002Always BMO ClosingOptionalrelevant to overall plot, skip if not interested
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1004Bonnibel BubblegumImportantPB backstory, setup for finale
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1005SeventeenImportantGumbald, setup for finale
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1007Marcy & HunsonRecommendedHunson returns, minimal Bubbline
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1008The First InvestigationOptionalsequel to Jake's Elements story, can skip
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1010Jake the StarchildOptionalsequel to Jake's Elements story, can skip
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1011Temple of MarsOptionalBetty, setup for finale
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1012GumbaldiaImportantGumbald, setup for finale
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1013Come Along With MeBubblineliterally everything
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DL102ObsidianBubblinethe best part of 2020
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