Though the three Doctor-focused decks are all intended to have a mix-and-match quality to their commanders, the main two for this deck are The Fourth Doctor and Sarah Jane Smith
That sharp contrast makes the island both the least significant part of the landscape and the most eye-catching in a truly contradictory manner that delights the eye as it attempts to decide which part of the art to focus on, while building to a glorious whole
The giant flying lifelink vigilant body immediately stabilizes you against all but the most absurd boardstates and then starts running away with the game if not immediately answered
By sacrificing the Blood, or Treasure tokens, you'll deal more damage to your opponents
Beyond that, being a Zombie and a Dragon opens up the possibility for tribal synergies
If the copied creature is copying something else, then the tokens enter the battlefield as whatever that creature copied