Your search for "Jean Kirstein x Armin Arlert" revealed the following:
Attack on Titan Trading Card - ATW-I-11 Metallic FOIL Wafer Choco Eren Mikasa and Armin (Eren Yeager x Mikasa Ackerman / Eren Jaeger x Mikasa Ackermann Mikasa Ackerman and Armin Arlert)
$ 16.95Product details: Eren Yeager x Mikasa Ackerman / Eren Jaeger x Mikasa Ackermann, Mikasa Ackerman and Armin ArlertCollect all Attack...
Attack on Titan Trading Card - AOT/S35-T20 TD Weiss Schwarz Day of Resolution (Eren Yeager Mikasa Armin and Annie) CX
$ 13.95Product details: Eren Yeager, Mikasa, Armin and AnnieThis excellent card is from the Attack on Titan (Shingeki no Kyojin) Weiss...
Attack on Titan Trading Card - UE10BT/AOT-1-031 C Union Arena Cleanup (Eren / Eren Jaeger Sasha Braus and Armin Arlelt)
$ 6.95Product details: Eren / Eren Jaeger, Sasha Braus and Armin ArleltThis beautiful card is hard to find! Try to collect...
Attack on Titan Doujinshi - Bitter Honey (Erwin Smith x Levi Ackerman / Erwin Smith x Levi Ackermann)
$ 26.95Product details: Erwin Smith x Levi Ackerman / Erwin Smith x Levi AckermannLevi sees Erwin falter for the first time!...
Attack on Titan YAOI Doujinshi - A Cross-Dressing Armin Gets Totally Owned By Eren Book! (Eren x Armin)
$ 30.95Product details: Eren x ArminSo which of Armin's sexy outfits is Eren's favorite? Who cares~ Eren stuffs himself some Armin...
Attack on Titan Shingeki no kyojin Rubber Strap Charm 3 Childhood Friends Armin Eren Mikasa es nino
$ 20.95Attack on Titan (Shingeki no kyojin) Rubber Strap - es series nino Collection: 3 Childhood Friends Summary: Armin Eren and Mikasa Rubber...
Attack on Titan Trading Card - AOT/SX04-025 CC Weiss Schwarz Old Friends (Armin / Armin Arlelt Eren Jaeger and Gabi Braun)
$ 13.95Product details: Armin / Armin Arlelt, Eren Jaeger and Gabi BraunThis beautiful card is hard to find! Try to collect...
Tiger & Bunny Figurine - Defor Meister Petit off shot edition: Ivan Karelin (Ivan Karelin / Origami Cyclone / Ivan)
$ 16.95Product details: Ivan Karelin / Origami Cyclone / IvanSpice up your collection with this cool figure!Item Title: Defor Meister Petit...
Code Geass: Lelouch of the Rebellion MOB / LOVE Doujinshi - Angraecum Code: Chigusa (Kaname Ohgi x Chigusa / Ohgi x Villetta Nu Mob x Chigusa and Zero x Kallen Kozuki)
$ 30.95Product details: Kaname Ohgi x Chigusa / Ohgi x Villetta Nu, Mob x Chigusa and Zero x Kallen KozukiOhgi saves...
Code Geass: Lelouch of the Rebellion Figurine - Prop Plus Petit (PPP) Off Mode Ikemen Special Animage Bonus Exclusive: Gino Weinberg (Gino Weinberg / Gino)
$ 23.95Product details: Gino Weinberg / GinoThis cute mini figurine is a perfect addition to your Code Geass collection!Item Title: Prop...