It can be their rarity, condition, popularity, and current demand in the market
It's any noncreature spell, we're just talking tons of 1/1s, what makes it so big IMO is that it's flexible being soldiers that are also artifacts, so you can use it to trigger a lot of things
do not fall under the definition of destroy, so they are not related to Umbra armors effect
In the current metagame, there are multiple decks trying to cascade into suspend spells, which has made the stock of Chalice of the Void go up significantly again
You will be able to Click & Collect your in-app purchase at your nearest Argos store, however home delivery is not available. In reaction to the news, one Reddit user wrote: I think this announcement will make the Argos experience better, not easier though