Callous Dismissal [War of the Spark] Arlinn Delirium — Foul Watcher gets

Delirium — Foul Watcher gets +1/+0 as long as there are four or more card types among cards in your graveyard

Players may spend mana as though it were mana of any color

Set: The Brothers' War Type: Legendary Artifact Creature — Thopter Rarity: Rare Cost: {3} Flash

eager for the corpse haulers to unload their rotting cargo

You got any proof of that

Callous Dismissal [War of the Spark] Arlinn Delirium — Foul Watcher getsSet: War of the Spark Type: Sorcery Rarity: Common Cost: {1}{U} Return target nonland permanent to its owner's hand. Amass 1. (Put a +1 +1 counter on an Army you control. If you don't control one, create a 0 0 black Zombie Army creature token first.) "They make it clear we are nothing to them." Lavinia