At the beginning of each opponent’s upkeep, if that player has one or fewer cards in hand, Davriel, Rogue Shadowmage deals 2 damage to them.
−1: Target player discards a card.
In a Two-Headed Giant game, Davriel's first ability triggers for each opponent separately as appropriate during that player's team's upkeep.
03-05-2019
wotc
If an opponent has two or more cards in their hand as their upkeep begins, Davriel's first ability won't trigger. No player may take any actions during a turn before the turn's upkeep begins. Because the upkeep step is before the draw step, that player won't have drawn a card for the turn yet.
03-05-2019
wotc
If an opponent has one or fewer cards in hand as Davriel's first ability triggers but has two or more cards in hand as that ability resolves, Davriel doesn't deal damage to them.
Random a card of Magic: The Gathering (MTG), but you can also roll the D20 dice, random a Planeswalker, have fun with the random rules and more.