They are reducing an opponent's life total, destroying creatures or artifacts, or drawing extra cards
In the set, Saviors of Kamigawa, one Kami, the cowardly Kami of the Crescent Moon constantly tries to woo Michiko, but doesn't succeed because
Sadly, Haliya only draws cards on your end step, which does limit the cards effectiveness somewhat
But looking at the potential of its commander and of the stock decklist, the focus is clearly on providing an exciting and fun play experience available right out of the box
Playing an extra land ramps you, and these decks usually have high land counts
You see, I'd crammed a lot of jokes in, and I'd learned over the years that while someone had gotten every joke, most people had missed some of the jokes