mtg archenemy card list Scheme Cards (20ct) taking a shared turn Two Archenemy (format) - MTG Wiki

You can also Naturalize stuff and do a bit of ramping

Getting to draw cards and create Treasures is great, but not at the expense of losing this creature that you already spent your mana on

That card has been proven to be extremely powerful given the right shell, but is definitely a build-around

Some three mana counterspells do see play in the cube, mostly this is down to the distinctly finite number of unrestricted hard counter magic you can find for two mana and not because the cards themselves are super good

One mana for repeatable card advantage is absurd

If youve been making cards for a while, it can be easy to get stuck making every card in the exact same way