I will be starting out at the lowest difficulty, because early game hell is very much a thing
While just enchanting things for value is a fine, fun way to play Estrid, the Masked, things can get out of control quickly if you start playing cards like Overgrowth and Fertile Ground so that Estrid's +2 acts like a massive ramp spell, and then The Chain Veil (perhaps enchanted with a Mask aura thanks to Estrid's 1) give you an easy way to activate your Estrid, the Masked an infinite number of times, potentially making infinite mana by untapping your lands and eventually winning with her Replenish ultimate
It took us a while to get our groove
By countering its negative effect through vouchers like Paint Brush and Palette , you can completely forget about chips and focus on everything else because you're more than covered on that front
Say goodbye to those cup-o-noodle days and mac-n-cheese nights
Draw extra cards with Run Errand, then use Rapid-Fire Combo and flip coins to seek bigger damage