Nalia lets you play party creatures off the top of your library, which is great in creature-based decks like the one it's supporting
For how much Garfield and Magics other core designers didnt yet understand about the future of the game, the reasoning for this was simple, and showed a tremendous amount of foresight: adding more and more cards to a single card pool would, in Garfields own words, collapse the game into complexity and would strongarm players into buying cards they might not want. Hmm
I remember when I was a kid and pulled this card out of a pack
Each of which can be used as the sole Link Material required to Link Summon "Fiendsmith's Requiem", which in turn gives the player access to the entire "Fiendsmith" engine, or paired with another monster to go into "Fiendsmith's Sequence", which can Fusion Summon a Fiend Fusion Monster basically for free
This is just a fun interaction of the sort thats inevitably going to show up as Magic s card pool grows each year
Since there is no name turn 1 limit, you can call a powerful Gladiator Beast fusion by reviving or deploying multiple It's not uncommon to see the board filled with purple Fusion Monsters