In the rare case where enough -1/-1 counters are put on Aerith Gainsborough at the same time to make its toughness 0 or less, the number of +1/+1 counters on it before it got those -1/-1 counters will be used to determine the value of X in Aerith Gainsborough's third ability
Here's my Commander: She costs five, has flash and convoke, double strike, and gives your tapped stuff hexproof to protect them from removal or interaction
You can also add a bit of jank that you can safely discard to play lands from outside the game, making this a pretty great card
After the first time you foretell this, I promise you that your opponent will be panicking that every single foretold card is a copy of Starnheim Unleashed
So this Boros deck is shifting to Naya to welcome RegrowthRegrowth, RecollectRecollect, Eternal WitnessEternal Witness, SkullwinderSkullwinder, and Wildest DreamsWildest Dreams into the fold
Eldrazi midrange gained new teeth with Emrakul, the World Anew , while energy counters and free Flare spells gave players fresh engines and interaction