Rakdos Sacrifice, Mardu or Esper Greasefang, Angels, and Fight Rigging decks are all options you can see in viable competitive play
Ultimately, use whatever program you are comfortable with
that lifegain over time can really add up and make Red decks look silly
Personally, I can't comfortably argue that Green is the most competitive mono-color in commander
A closer look reveals a Ferris wheel in the background, which is a clever reference to one of N's first appearances in the Pokemon Black & White video games
That player puts this card from its owner's graveyard onto the battlefield under their control at the beginning of the next end step." Enchantment Color tag templates(None) Haunting Wind Whenever an artifact becomes tapped or a player activates an artifact's ability without in its activation cost, this enchantment deals 1 damage to that artifact's controller