- Maokai is voiced by Jay Preston.
- Pre-V7.9 Maokai is voiced by Scott McNeil.
- [S|L] and [S|L] are also voiced by the same voice actor.
- He re-explores the treant theme of the cancelled champion .
- The plant-growing theme was re-explored by .
- Màokǎi (Hanzi: 茂凯 "excellent triumph") was named after Maokai Xiao (his concept artist).
- Maokai's dance references the Harlem Globetrotters.
- Tabs for and can be seen during Maokai's 'Art Spotlight'.
- For Maokai's Visual Update rooting was made to resemble '.
- In the Brazilian server, Maokai has a quote referencing El Chavo del Ocho.
- e "Pruning dead branches and odd ones." Might be a reference to ex-pro player TheOddOne who is known for popularizing Maokai jungle.
- He was released in celebration of April Fools' Day 2016 ( along with:
- He references the Nyan Cat as well as Cody 'Elementz' Sigfusson (he 'named' him during his streams).
- His name is pun on meow and Maokai.
- He is wearing a cat onesie.
- Alongside [S|L], he has different themed Emojis for each of his chromas.
- Additionally, also matches the color of his .
- He shares this theme with: