Switch out one card at a time, consider how you could have avoided the outcome and keep that at the front of your mind in the next game
Often the answer is value, as with Treetop Sentries and its card draw
8 Blaster, Combat DJ // Blaster, Morale Booster This Gruul Autobot acts as a sort of lord for artifact creatures, giving them modular 1 so they enter the battlefield with a +1/+1, and when they die you can move that counter to another artifact creature

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Youd rather have enchantments that affect everyone like Sphinx's Tutelage, but youre playing a mill deck and are used to the struggle
First, we have Jeskas Will