The Rough Skin Ability means that any attacking critter will take 20 damage each time they hit Druddigon, making setting up in the early stages of a match easier
$0.23 Improbable Alliance Similar effect Whenever you draw your second card each turn, create a 1/1 blue Faerie creature token with flying
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
If you do, create a Lorthos, the Tidemaker token
Beledross other ability making a Pest each upkeep is actually secretly good, too, and when combined with token producers like Tendershoot Dryad and Wolverine Riders, youre onto a winner