Jan Jansen, Chaos Crafter is another interesting one, allowing you to sacrifice an artifact to get two, whether turning noncreatures into two constructs or a creature into two Treasures
Your main line of play is to ramp early with Sapphire glimmers like Belle, gaining access to more cards and resources
Whether youre missing a Tron piece, working towards a Maze's End win, or messing with Deserts or Locuses, Planar Nexus enhances your strategy by providing additional numbers
With this route, it is possible to set up a board from a single Regulator consisting of "Wise Strix + Force Strix + Atum + Time Thief Redoer, with Vandalgyon and the Counter Trap Retrograde in hand." Of course, you can also link further using the Wise, Force, and Atum that have finished their roles