Its Limited format is very much maligned because soulbond can make some games one-sided, but that Standard Constructed era is largely considered one of the best
The creature part is not the pull, but adds some meaningful extra value to the card.
TCG app Collectr estimates the card's value reached somewhere between $45,000 and $50,000 in 2020, despite the card only selling for around $7,000 in previous years
Note that Kadena's Silencer only counters abilities , not spells, but countering a strong enters-the-battlefield ability happens often and should be good enough
Players don't necessarily think of themselves as a Set Booster player or a Draft Booster player
Decks that are hyper lean, like Murktide, Hammer, and Cascade-based decks are all vulnerable to Spell Pierce because they are using so much of their mana every turn from the start of the game that it is genuinely difficult to not find an acceptable use for Spell Pierce