1 Maelstrom Wanderer Another creature with multiple cascade triggers, what makes the Maelstrom Wanderer better is that it gives you access to Temur colors instead of just green, and it can be your commander
I hope this article provides insight for the next time you build a deck
It requires a touch of political finesse to assure it comes back your way a great bargain would be trading it to the player whos falling behind but it adds interest to the board state and often sparks interesting deals that you wouldn't get otherwise
Use combat tricks and removal wisely, always making sure it provides your board state an advantage over your opponent that can lead to a victory
Scry increases the chances you have the situational cards when you need them and not when you don't
As for the two big decks, I guess you could ban Emrakul, the Promised End from GB Delirium, but I'm not even sure how much that would matter