You draw X cards and you lose X life, where X is the greatest mana value among cards exiled this way
The front faces of each of the 20 modal double-faced cards are all nonland faces, and the back faces are all land faces
Since it has mayhem, it can be cast if you pitch it, and it works great along with enablers like Anje Falkenrath to cycle cards quickly or Containment Construct to play what you just discarded
Iono is a core part of almost any deck because of its great utility, as it lets you discard your opponent's hand
Card Name Mana Cost Type Artifact Rarity Rare rules Text , Sacrifice this artifact: Choose up to seven face-up exiled cards you own
This will net you life and cause your opponents to lose life a potential game ender on its own, but even if it's not, it leaves you with a combo piece that could end the game a turn later