This is because Donatello, Gadget Master, can create a token copy of a chosen artifact when he does combat damage to a player
the Final Fantasy set has a pair of cards that captures the most iconic, heartbreaking, unforgettable moment in the entire series: That time Sabin suplexed and entire train in Final Fantasy VI
The post-ban, post-rotation version of mono red is the only deck that has a halfway decent matchup against Cauldron, able to bring it down by striking fast and hard and simply going under it
The game will be updated just like the Trading Card Game, and it appears that a huge stack of the cards that are available in real life will be available in the Pokmon Trading Card Game Pocket
That's a powerful way to ramp up your mana base with some mana-producing artifacts, or you could just have two Darksteel Colossuses bouncing around