Next time you sit down to construct a sideboard, keep these cards in mind
(The caveat to this being that some players find randomness itself fun as there's an aspect of unpredicatability.) Mind Rot I play a card
Old Flitterfang grants you a Food token during the end step if something died during that turn
Other notable mentions include Mirror-Style Master, a modified lord with a token copying effect, and Uncivil Unrest, a haste enabler and damage doubler for creatures with +1/+1 counters on them
At its heart, the deck is a mid-range, tempo Mono Black deck and the ideal play strategy is pretty simple: Cast early Sinkholes to disrupt your opponents mana base or put them a turn behind
High Mana cost: Unlike other Commanders, the Grand Unifier variant of Atraxa costs a whopping 7 Mana