Bloodbraid Challenger is close enough to Bloodbraid Elf to not stain the name, and at a mana value one greater, with the ability to escape, the Challenger hits differently and I'm OK with that
Shifts in collector preferences, changes in the popularity of certain sets, or the release of new cards can all impact the desirability of older ones
Overall, if you pick good themes (popular character, limited availability, strong artwork) and hold through time, Japanese cards often offer compelling value upside
Fans of the fantasy card game Magic: The Gathering have discovered Vances favorite card, which they believe reveals everything voters need to know about the vice presidential candidates values
Molten Collapse will have to compete with Terminate for Rakdos decks in Modern, but the versatility of Molten Collapse is no joke
Kaza fills one of Izzet's weaknesses by essentially mana ramping for each of the most important pieces in your deck