Storm hate, like Damping Sphere and Deafening Silence, alongside nonbasic land hate, like Blood Moon and Harbinger of the Seas, will give you some issues
Also, I'd really like to hear how you feel about this type of article: would you like more content like this, with general guidelines and theory rather than decklists and specific Commanders
When I went further back, to 2017, I found an article I wrote on domestic arbitrage
Currently, on TCGplayer, the cheapest available copy of Craterhoof Behemoth sells for around $19.50
That means your opponents cannot swing at you with creatures, or target you with any spells until your next turn, and this is potentially a lifesaver
Warping Wail would be good against the current crop of Jeskai Black decks but it will likely be less good once Oath of the Gatewatch is released