The smaller, more common creature types that a color leans on are called characteristic, while the large finishers are iconic
This also reduces the tax as I already mentioned
How to Find Rarity on Old MTG Cards (Pre-1998) Cards from Alpha, Beta, Unlimited, Arabian Nights, Antiquities, and most sets through early 1998 were printed before Wizards of the Coast introduced the rarity symbol system, so that a standard MTG rarity guide wont help
Profiting From Misprints If you have a large collection but have not scrutinized your cards very closely, now may be the time
This strategy is likely going to become a staple in the format, in some form or another: Creatures (32) 4 Sylvan Messenger 1 Fleshbag Marauder 4 Elvish Visionary 4 Elvish Mystic 1 Reclamation Sage 3 Nissa, Vastwood Seer 2 Gilt-Leaf Winnower 1 Dwynen, Gilt-Leaf Daen 4 Dwynen's Elite 4 Gnarlroot Trapper 4 Shaman of the Pack Lands (23) Spells (5) A fairly in-depth examination of most of the new Elves can be found here
Jurassic Park