For example, if an opponent controls no creatures and has 30 life when you cast Skull Storm and make two copies, the first to resolve causes that opponent to lose 15 life (so they have 15 life left), the second causes that opponent to lose 8 life (7 life left), and the original spell causes that player to lose 4 life, leaving the player at 3 life
It's no surprise that cards like Kenrith end up among the lead players in the top tier decks in Commander
Trample keeps damage relevant, and fight effects let creatures double as removal
Better yet, these cards specify that a deck can have as many copies of Cid, Timeless Artificer as you'd like, so you can run a deck with every Cid in it
2 Wood Elemental Found In 116 Decks Wood Elemental is infamously known as the worst card in all of Magic: The Gathering