In order to play Enchantment World, you need to build a deck of cards that have mechanics that effect everyone, like Howling Mine, Meekstone or Mana Flare
Youre not trying to look threatening right off the batinstead, youre quietly building your gameplan, getting cost reducers or draw engines on the field, and laying the groundwork for a big swing later
Cascade Rules Change Lastly, WotC is changing the rules in regards to the cascade mechanic after the fallout in eternal formats where decks are producing Tibalt, Cosmic Impostor on the first and second turn reliably
Modifying creatures is quite easy, as it turns out
EDHREC is an absolute must for anyone brewing a new Commander deck since it brings more tools and card suggestions than any other site