Rick and Morty (Universe)/History

Fighters:

 * An early prototype of Morty, known as Mharti, debuted in this animated short.
 * An early prototype of Rick, known as Doc, debuted in this animated short.

Fighters:

 * Morty appears as a Fighter. In addition, Justin Roiland first voiced Morty in this show.
 * Rick appears as a Fighter. In addition, Justin Roiland first voiced Rick in this show.

Variants:

 * Morty (Default) appears as a Variant for Morty.
 * Rick (Default) appears as a Variant for Rick.

NPCs:

 * The Mr. Meeseeks originate from this episode. In addition, Justin Roiland first voiced the Mr. Meeseeks in this show.

Items:

 * The Meeseeks Box appears as an Item.

Taunts:

 * Morty's Default Taunt references his love for orange juice, which he was first seen drinking in this episode.

Variants:

 * Evil Morty, who made its debut in this episode, appears as a "Substitute" Variant for Morty. In addition, Justin Roiland first voiced Evil Morty in this show.

Signature Perks:

 * I'm More Than Just A Hammer appears as a Signature Perk for Morty.

NPCs:

 * Hammerhead Morty appears in Morty's Grounded Side Attack, Unresolved Anger Issues.

Taunts:

 * Morty's Head Bent Over Taunt references his dance and is named after the song from this episode.

NPCs:

 * Armagheadon debuted in this episode. In addition, Justin Roiland first voiced Armagheadon in this show.
 * The Cromulons debuted in this episode.

Maps:

 * The Cromulons Maps is a reference to the events that happen in this episode.

Fighters:

 * A Plumbus, which first appeared in this episode, is featured in Morty's Grounded Down Attack, Plumbus Time!.

Signature Perks:

 * Extra Fleeb Juice appears as a Signature Perk for Morty.

Variants:

 * President Morty appears as a Variant for Morty, being based off of his Evil Morty "Substitute" Variant.

Variants:

 * Evil Morty's design is based on his cameo appearance from this episode.