You accomplish this by turning enchantments with enters effects into other creatures using Enigmatic Incarnation
The higher you go, the less likely your opponents are to win via attacking, but I imagine theres a sweet spot around Bracket 2/3 where this really shines
Youll need to be controlling to play this, but that overlaps well with all three of the 2-color decks it encompasses
Her ability to play a spell from the graveyard once per turn gives you plenty of options throughout the game, and she can often run a number of combos to overwhelm your opponents
Other cards besides Sin that reward you for filling your graveyard, including Lumra and Aftermath Analyst, go a long way to keeping your game plan more consistent
If any of these decks strike your fancy, you can read my reviews for them here: If you really want to maximize value, the Commander precon twin packs are the way to go