In deciding which cards to put on the bottom and which ones to keep, my main strategy thus far has been to assemble an "ink curve"
$0.49 Hero Token (0004) Final Fantasy $0.49 Mysidian Elder Final Fantasy $0.35 Circle of Power Final Fantasy $9.99 Artist's Talent Bloomburrow $0.49 Circle of Power Final Fantasy $0.49 Cornered by Black Mages Final Fantasy $0.49 Black Waltz No
Be wary when purchasing the following, as they are leaving the format soon: Guilds of Ravnica Ravnica Allegiance War of the Spark Core Set 2020 How to build a deck To build a deck in Magic: The Gathering Arena, head to the Decks tab in the main menu
It buffs your other assassins, but you also get an alternative win condition
The card in question is a misprinted enchanted black card with only the word visible on it being " Discard ." Although such occurrences are extremely rare, misprints do occasionally happen during trading card production, creating rare unplayable cards, and they sometimes make it past quality control and into customers' hands