This means two things
2 Senator Peacock One of the more interesting legendary creatures to come from the Clue Edition game, Senator Peacock takes all your artifacts and turns them into Clues, giving them a new ability to let you pay two mana and sacrifice it to draw a card, like a regular Clue token
It also makes a decent aura commander if you want a compliment to anthems and +1/+1 counters
What makes Ultra Magnus even better is that he can easily transform into the robot side Ultra Magnus, Tactician, a 7/7 behemoth that even has Ward 2
Some of these angles will translate better to card mechanics than others, so the more a character has going on that people will recognize, the better
While in Battle for Zendikar, the original Zendikar set had some innovative uses for Landfall, such as creating tokens, pumping creatures, exiling cards, and manipulating life totals