If you discard a card as a cost to cast a spell or activate an ability, this creature's triggered ability resolves before that spell or ability but after you've chosen targets for it
You have to sacrifice a monster just to get this
Since its an ability attached to a land, there are fewer ways for your opponents to interact with it, making it a safe inclusion to your deck
Each deck has its own tutorial guide and, much like the simpler play mats in the My First Battle set, the board in the Battle Academy set is helpfully marked with rules reminders and highlighted areas, so you know where to place your different card types during play
To work that out, we're using TCGPlayer's market pricing for cards from Shining Fates (including its Shiny Vault), Battle Styles, Chilling Reign, Evolving Skies, Fusion Strike, Celebrations (and the Classic Collection), the McDonald's 25th Anniversary promos, and the First Partner Pack cards
Robert Anderson is Senior Commerce Editor and IGN's resident deals expert on games, collectibles, trading card games, and more