For example, if there are two +1/+1 counters on Aerith Gainsborough and it gets three -1/-1 counters, you'll put two +1/+1 counters on each legendary creature you control when Aerith Gainsborough's third ability resolves.
There are lots of different ways to get creatures into your graveyard perhaps youll place them there from your deck with a card like Entomb, discard them from your hand with spells like Faithless Looting, sacrifice them through an outlet like Ashnods Altar, or simply allow them to die over the course of normal gameplay
If wrinkles do form, let the mat sit unrolled on a flat surface for 24 hours
1: Look at your opponent's hand, also discard 1 card from their hand
Baymax Personal Healthcare Companion (Enchanted) The main theme of this set may focus on pirates, but one of the characters and properties announced to be included in it is Baymax and the other characters of Big Hero Six