Tomb of Annihilation doesnt need to go in your deck, and venture into the dungeon effects are plentiful, meaning you can conjure The Atropal almost as an afterthought
You can spend three to mill four and then return two dorks or lands to your hand from them
When you do, add its power to this creatures until end of turn.) When this creature enters, create a 1/1 white Soldier creature token
Hexgold Halberd: Trample and First Strike are among the best combat keywords, and For Mirrodin
Terra Branford (Urza, Lord High Artificer) Artifacts are Magics strongest card type, so it should be no surprise that an artifact commander would be one of blues best
If you are able to have Magda, Liquimetal Coating, and Clock of Omens on the field at the same time, you can use them to create infinite treasure tokens, which you can then sacrifice to utilize Magda's ability to search your library for dragon and artifact cards and put them on the battlefield