how much is a mtg booster box Magic: The Gathering Marvel's Spider-Man Collector opening experience Marvel's Spider-Man - Play Booster

An artifact's mana value is determined solely by the mana symbols printed in its upper right corner (unless that artifact is the back face of a double-faced card, is a melded permanent, or is copying something else

White Auracite (great) White Auracite is an unusual Stormplain Detainment variant, as its more expensive but also acts as a mana rock

When the cascade ability resolves, you must exile cards

You can see this further down the 'essential info' section

Cards like "Ancient Grudge" for artifact removal, "Negate" for countering spells, or even "Pithing Needle" to shut down specific abilities can help you respond to different forms of counterplay