Take a look at the Battlecast Illaoi skin concepts - The Rift Herald

Those tentacles look great!

Battlecast Illaoi: Concepting – League of Legends

League of Legends: K / Characters - TV Tropes

BATTLECAST RESISTANCE ILLAOI CHAMPION SPOTLIGHT - League of Legends

Riot sends out yet another update on Battlecast Illaoi - The Rift Herald

Battlecast Illaoi: Modeling and Texturing – League of Legends

Surrender at 20: Red Post Collection: The Next Illaoi Skin Is, Welcome to the Jungle (Merch Store Event) & More

Surrender at 20: Red Post Collection: The Next Illaoi Skin Is, Welcome to the Jungle (Merch Store Event) & More

Voidborn, League of Legends Wiki

Battlecast Illaoi: Concepting - Assembly begins on the community-voted Battlecast Illaoi skin. : r/leagueoflegends

Surrender at 20: Red Post Collection: The Next Illaoi Skin Is, Welcome to the Jungle (Merch Store Event) & More

Check out the progress on the fan-voted Battlecast Illaoi skin - The Rift Herald