Chalice of the Void Chalice of the Void is a format-warping artifact that can shut down entire strategies
It took some actual games being played (and Jeskai Ascendancy casting it on turn two) before it became clear it was the real deal
However, that might not be the best way to go
You get to deal out three +1/+1 counters to up to three different creatures, then double the number of +1/+1 counters on those creatures
Each player in TTS has their own hidden zone to put information only available to them, and in most tabletop games, this zone is your hand
Grist, the Hunger Tide is a three-mana Black and Green planeswalker that can do a bit of self-mill and make Insect tokens, sacrifice creatures to destroy creatures or planeswalkers, or drain the life from your enemies based on the number of creatures in your graveyard