Ooze is once such type, slowly seeping its way into contention through a series of surprisingly good legendary options
Domain is a mechanic that counts the number of basic land types in play
The theory is that, as Yedora3 brings back non-token creatures as face down and lands, the ability does not remove the interaction between Morph or disguise and being face down - I can morph in a creature, turn it face up for effect, throw it at the enemy to get it killed, bring it back as a face-down card that is a forest, then flip it face up (again) for its morph cost
Tifa is both a fan-favorite character and a very powerful card, doubling her power every time you play a new land card
In the 99 or as a Commander, this Legendary Creature threatens to create a ton of tapped Treasure Tokens
In order for Draft to function properly, the cards within the pack needed to cater to that format