Each color has specific strengths and weakness, as well as ideological values-- In other words, color will be important to our task of generating Magic cards
Campfire : the card always looks like its low impact, and you really need to draw it early to make it work
Karlov of the Ghost Council can do it all as both an easily buffed beater or a removal-heavy control piece, hiding behind a pillow fort of life
Tishana, Voice of Thunder Tishana, Voice of Thunder rewards you richly for going wide, even if its a bit mana-intensive
Cover Fossil The same with the Cover Fossil
It can't just stay undefined, so if Shellephant is going to be on the battlefield or something needs to know its power or toughness, you should activate the ability to define it