Name: Necroblade
Casting Cost: 5
Card Type: Hero Weapon
Effect: When targeted ally is killed, return one random ally from your graveyard into your hand.
Stats: 2/4
Flavor Text: "Come forth...

Name: Undying Knight
Casting Cost: 3
Card Type: Shadow Ally
Ability: Return Undying Knight from the graveyard to your hand during the start of your next turn if killed in the next 2 turns....

Name: Enma Shinigami (Shadow Reaper)
Casting Cost: 2
Card Type: Shadow Ally
Effect: Enma's killer is killed if it has 3 health or below.
Stats: 2/2
Flavor Text: "I've come to take you with me"
...