The rarest AGK figure is the first Esdeath Shadow Box figure released in 14/12/2014. It was printed to order, so we don't know how many were made but it was never seen
Esdeath – Espada Art
Espada Akame ga KILL! Esdeath Statue Painted Model Figure In Stock 1/6 Scale GK | eBay
Akame ga Kill! - Esdeath - 1/9 (Pulchra) | MyFigureCollection.net
ArtStation - ESDEATH Akame Ga Kill 1/6 licensed Statue Espada Art
IN-STOCK] HERO FIGHTING FIELD ESDEATH, Hobbies & Toys, Toys & Games on Carousell
Esdeath Plush from Akame ga Kill! - PlushtoyKingdom.com
Buy AKAME GA KILL! - ESDEATH 1/6 SCALE STATUE BY ESPADA ART|STATUES| at Comicave
Akame Go Kill Esdeath Anime Custom Figure by Radik80 on DeviantArt