Avacyn plays a minor Stax game plan that slows your opponents down while primarily playing a traditional Angel and lifegain style
(Choose any number of permanents and/or players, then give each another counter of each kind already there.) You may choose Pollenbright Druid as the target of its own ability
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
I wonder if theyll really do enough in the games where we dont have a Journey, though
Its an odd mix of abilities, but theyre both pretty powerful
In terms of value, he's what you want to see.