A lot of these early creature types have been errata'd over the years, like alligator being subsumed into 'crocodile', or tiger being subsumed into 'cat', or narwhal becoming a 'whale'
However, Oswald is more important than just a card
Here's Your First Look at Over a Dozen New Cards From Magic: The Gathering's Upcoming Final Fantasy Set Sephiroth, Cecil, Yuffie, Garland, and more make their appearance
And the last two sets released truly are the epitome of this, with a clearly unpolished and perhaps straight-up bad set ( Spider-Man ) leading to a vibrant and exciting product filled with new and interesting mechanics ( Avatar )
You can look at your opponents discard pile, as well as your own