Growing tired of Ice King's presence in the treefort, Finn and Jake arrange a playdate with him and Abracadaniel.
- Big Red Devil: Kee-Oth in his natural state.
- Kee-Oth reappears at the end of the episode and is still after Joshua..
- Ice King was still bitter about Abracadaniel beating him in "Wizard Battle".
- Characterization Marches On: Keeoth who was introduced as a Butt-Monkey in "Dad's Dungeon" is much more menacing than he was before.
- Continuity Nod:
- Ice King is still living with Finn and Jake after the events of "Frost and Fire".
- Everything's Better with Dinosaurs: A pterosaur takes Finn and Jake back to their house at the beginning of the episode.
- Evil Sounds Deep: Kee-Oth, who sounds much deeper than his last appearance.
- Mood Whiplash: After a comedy episode about Abracadaniel and Ice King making friends, Kee-Oth shows up and kidnaps Jake as a cliffhanger.
- Multi-Part Episode: Kee-Oth kidnaps Jake, setting the plot of the next episode.
- Not-So-Harmless Villain: This time around, Keeoth is a menacing threat.
- Our Demons Are Different: Kee-Oth who's more more menacing than he was before.
- Ptero Soarer: The Pteranodon from the beginning uses its wing claws to carry Finn and Jake.
- The Reveal/Wham Line:Abracadaniel: I thought your home was destroyed.
Ice King: Pffft, the Ice Kingdom's been rebuilt for weeks!
- Screw This, I'm Outta Here!: Abracadaniel and Ice King, at the end of the episode.
- Sequel Episode: To "Dad's Dungeon" at least with dealing with Kee-Oth.
- Sexy Figure Gesture: During their friendship montage, Ice King and Abracadaniel are looking at the clouds. Ice King does the hourglass gesture when he sees a cloud that looks like Princess Bubblegum. Abracadaniel does the same gesture when he sees a cloud that looks like a cat head.
- The Thing That Would Not Leave: Finn and Jake are getting really annoyed with Ice King, and desperately trying to come up with a way of persuading him to move out.
- Unwitting Instigator of Doom: Ice King summons Keeoth accidentally, who takes Jake. Also, Finn is forced to destroy his sword to get Jake back from Kee-Oth, who doesn't honor his end of the bargain, sadly.
- Wham Episode: At the end of "Play Date" Keeoth (the demon whose blood Joshua used to create the demon-blood sword) returns when Ice King reads demonic runes on the sword. When Finn and Jake show up, Keeoth still thinks Jake is Joshua and demands that he return his blood to him. Finn and Jake try to chant the magic words to banish him, Keeoth threatens to kill Ice King and Abracadaniel. Finn has no choice but to destroy the demon-blood sword, returning Keeoth's blood. After Keeoth promises to leave, "I Lied" comes into effect and Keeoth grabs Jake and disappears, ending the episode.Finn: ... Jake?
- You Said You Would Let Them Go: Finn, to Kee-Oth.