Mithril Coat Taking Darksteel Plate, giving it flash, and letting it attach itself to a legendary creature when it enters the battlefield makes Mithril Coat an incredibly potent card for any deck where your commander is a creature that ends up dying a lot
Traxos, Scourge of Kroog FINAL FANTASY: Through the Ages, Rare Limited: 4.0 There are a ton of legends and/or artifacts in this set, so untapping Giant of Babil (Traxos, Scourge of Kroog) isnt a huge challenge
There are a number of ways you could address this: static effects like Signal Pest or Gaeas Anthem can grow your team to shorten your clock, or one-shot effects like Overrun still get the job done in record time
The only caveat to this card is its whopping 8 ink cost
starts Questing for a lot of Lore
There are all sorts of combat tricks, board wipes, and other powerful creatures to stop your personal Dinosaur army from winning the game