Let dry
Different cards can create Lander tokens, which are artifacts that can be sacrificed to search for a basic land card and put it into play, tapped
Instead of just one Commander card, you can have two as long as the card has Partner. Combine Leonardo and Donatello to create a token +1/+1 counter engine that will make everyone else at the table lose their minds as you try to keep track of your board
The number of creatures in your party is how many of those roles you can fill with a creature you control
On the front side she makes sure you hit a land drop, and then when you transform her into Roar of the Fifth People, you generate two dinosaurs, then all of your creature turn into mana, then she tutors up a dinosaur, and she finishes things off by giving them all double strike and trample
This ability will be able to trigger with frequency due to his vigilance ability