yugioh malicevorous deck - MP14-EN129 / SHSP-EN003 - Common - 1st Edition - MP C43 Malicevorous Deck Profile

You can load them up with equipment, you can surround it with Thopters and other artifact token generators, you can build it with vehicles

They typically say something along the lines of whenever you draw a card and there are even cards that care about when you draw your second card each turn but those get their own list and you absolutely should read it after this one

This can allow you to revive some seriously powerful plant monsters, or maybe even special summon big monsters without paying their tribute cost

Source: psacard.com If youre a Pokmon card collector, you might want to watch for the Rayquaza legendary card