Grief became the poster child for the scam combo, where you evoked it, then used a card like Undying Malice or Malakir Rebirth before it died to put it back in play
After The Pokmon Company took action, the fan artist responsible for the original Ho-oh art posted their thanks to Twitter, writing "I appreciate the prompt resolution and hope this matter rests here"
Artifacts Typal Virus Beetle Ive been playing a bunch of Kefka brews
In the same scenario, if you have a Detention Sphere and a Jace, Architect of Thought, you would have a difficult decision to make about whether to spend your next turn answering the Zombie or playing a contested planeswalker, whereas with Heros Downfall you can harness a tempo advantage by killing the Lifebane Zombie, untapping, and playing Jace to safely draw cards on an open board
While obviously being able to defeat this battle is a nice option to have, the decks that tend to play this card are most interested in the initial four damage dealt to the opponent