Those amounts are then doubled to 2 and 6, respectively
As such, you almost always want four copies of your combo pieces in your main deck (to maximize your chances of drawing them) and then typically some cantrips, card draw, and filtering to find the pieces that you need
The Seriema Three mana to search up a legendary creature is good
Though a controversial move in Commander, infinite turns are almost always a guaranteed win as you'll just keep playing through your deck unimpeded until you have your finishing moves
Notably, Dig Through Time also helped make sideboard cards extra-high-impact, if only because they showed up so much more often
Whenever a source you control deals noncombat damage to an opponent, you draw that many cards