Example: Circles of Protection are important defensive cards that cancel the damage done to you by a certain color of creature or spell
The detailed artwork and limited availability make it appealing beyond gameplay purposes
Great Whale Market Price: $18.28 From a series of cards in Urzas Saga that represented Magic s first free spells, this seven-mana 5/5 allowed you to untap up to seven lands when it entered, which is still quite an impactful ability close to 30 years on from its original release
It's mostly outclassed by The Goose Mother these days, but that doesn't have trample, does it
As with the rest of the cycle, the cost of the free spell is pretty negligible, and trying to figure out if one of your opponents could have this in their back pocket is tough
The fact that you can bounce a blocker and then still get to play a creature on your second main can be huge for most aggro decks