Food is an artifact subtype, so it's fair game to show up on artifact cards as well
If not, is the amount of damage that this creature has been dealt by all sources that have dealt damage to it this turn greater than that creature's toughness
Avatar Aang #363 Headliner Foil Avatar: The Last Airbender Change Version Avatar Aang Legendary Creature Human Avatar Ally Flying, firebending 2 Whenever you waterbend, earthbend, firebend, or airbend, draw a card
We have a variety of ways to keep triggering Kardur: the most common is by making token copies of Kardur with cards like Jaxis, the Troublemaker and Orthion, Hero of Lavabrink which trigger his mega goad before dying, but we also have bounce with Skull Collector and reanimate/blink with Rescue from the Underworld
Its Pokepower, Magnetic Redraw, allows you to shuffle both your and your opponents cards back into the deck and you both draw four cards