If youre flooding and need action, then the potential added two mana to cast it naturally isnt as much of an issue, and if youre casting it early, its probably in search of a land drop when losing out on a card isnt a problem because your hand is already flush with spells
The -10 ability is worth looking, since its actually reachable if you cast enough spells
Rampage 3 gives your commander +3/+3 for each creature blocking it beyond the first blocker
Cutting and Assembling : Post-printing, the images are meticulously cut out and assembled
Echo essentially asks you to skip a turn, but Vanishing 3 gives you plenty of time to make use of a card, and it's an easy downside to work around too.
Then the last six-mana Green Zanarkand, Ancient Metropolis makes a 1/1 Hero with size equal to our land count +1