What you cannot do is rely on them to provide that influx of cards, if you know you really want to fill up the hand and you are running out of slots then perhaps these walkers are not the best option
Chthonian Nightmare The floor with Chthonian Nightmare is reanimating a 3-drop, which isnt good enough for Modern
His 2 in lore is no slouch either, allowing him to keep pace with the likes of the previous three
The Grixis color identity of black, blue, and red has access to some of the best card draw effects, great control options, and stellar removal
Prepare to face living nightmares, undead amalgamations, and a few remaining glimmers of hope when you explore Duskmourn: House of Horror
This bad boy is already a powerhouse in Commander, and its no different here in PDH