pokemon pikachu card 25th anniversary Golden Box Japanese Lightning Thunder Jolt (30) Flip a coin Pokemon - 25th Anniversary Collection

I dont expect it to see any main deck play, so there are some major limitations, but every control player will need to have answers for it on their radar

Panharmonicon itself never actually triggers, it simply means anything that triggers from a creature or artifact entering the battlefield will trigger again

You can choose to (a) leave the life totals as they are or (b) make your life total 15 and your opponent's 5

The flavor is the creature creates a shadow version of itself upon dying, meaning the creature has to be killed twice

Stained-Glass Basic Lands by Magali Villeneuve Most people will have trouble picking out a showpiece work of MTG art to represent Magali Villeneuve