In these decks that have a lot of very-low-investment artifact generation, Oko can function as a supercharged, cheaper Gideon, Ally of Zendikar that gains loyalty to make 3/3s every turn, except the 3/3s can attack right away (because youre using the ability on artifacts that were already on the battlefield) and the Oko gains loyalty and costs less mana
Here are all of the Enchanted cards from Into the Inklands revealed so far
This is a great deck for those who want to build up resources by drawing cards which can then be used for counterspells
It gives you a huge mana and tempo boost just by hitting the battlefield, and it's a natural addition to energy decks
By contrast, a noncreature card that has become a creature on the battlefield will not count toward the ability's condition when it's put into a graveyard
It comes with a Staff of the Storyteller as "Yuna's Sending Staff"