In fact, in the finals of the PTQ I won, I killed my opponent with exactly one card: Splintering Wind
The simplest format for a list of Magic cards is a text file containing the number of copies you own and the name of a card on a line by itself: 2x Mimic 1x Mordenkainen's Polymorph 2x Ray of Frost 4x Sol Ring However, the application supports many formats, including a CSV from Magic: The Gathering Online, TCGPlayer table, MTG Studio, Apprentice, DeckBox, and more
Fast, empathetic replies suggest solid training and internal tooling
Esper Sentinel either taxes your opponents mana or draws cards, which is a lot for a 1-drop with human and artifact synergies
Notably, Castle Dracula will only be available as the Buy-a-Box promo
Hazel of the Rootbloom is the face commander of the Squirreled Away EDH precon, and while that deck needs some tweaking out of the box, Hazel is a neat and interesting way to breathe fresh air into your matches if youre a dedicated squirrel player (I had a friend who mainly runs Chatterfang test out my mildly souped-up precon and she enjoyed it, for what thats worth)