Weve seen freecasting be super-effective with adventure cards in the past, since in that case you can use them to play either side of the card
Using either of these cards, you can make infinite artifact tokens to win the game with Hedron Detonator or Biotech Specialist
Dimir Mill is not a burn deck
Just make sure to add them in moderation, otherwise youre going to end up with a pretty killer Superfriends deck
With a major overhaul to the Land base, the deck can actually become quite a potent battlecruiser Commander build, and the premise of casting giant, game-winning Dragons turn after turn makes for great fun each and every game
the only caveat is that you absolutely want to mill it or loot it away, as this blue creature becomes much more powerful when escaped from your graveyard