The first three are more likely, but the final one can have some value here and there
Instead, we'll be printing and distributing copies of the cards to stores in the near future to make up for the error
While Landfall effects vary greatly, all Landfall abilities trigger whenever a land enters the battlefield under its owner's control, allowing for a given effect to be utilized several times within a game
The backside, The Grand Evolution, puts creatures from your graveyard into play, distributes some +1/+1 counters, and lets your creatures fight others for just mana
He can also only make token copies of creatures, while Saheeli lets you make copies of any permanent
Personally, I love the dynamic look of these, and the way they really evoke that comic book feel