Katara, Waterbending Master Im not turning my head at a 2-drop that can draw two, three, or even five cards on attacks
No one is going to argue that Goblin Sledder is a better card than Goblin Guide yet in the tribal goblins deck the Sledder is far more powerful
Expect Iron Valiant Ex to deliver OHKOs out of nowhere
A world defined by duality, by light and dark, Lorwyn / Shadowmoor drew on Celtic mythology and used many typal themes on the Lorwyn side of things with 8 races focused on (along with a number of classes), and Shadowmoor, the dark counterpart focused on color and -1/-1 counters
There is a chance that any of these cards is replaced by a Wildcard of the same rarity, but the odds are 1:30 for rares and mythic rares, which are the cards you're most likely to need more of