MULLIGAN

Always keep: Doomsayer, Sorcerer's Apprentice, Mana Cyclone, Banana Buffoon and Chenvaala.

GAMEPLAN

Similar Cyclone Mage's strategy. Use your AoE wisely and wait for the right moment to cycle your spells.
Conjurer's Calling can save your day in some situation, especially if you get some goodies from Dragonqueen Alexstrasza.