Summary Azorius color pairing excels in control potential with counterspells, draw abilities, and unique effects
It doesn't trigger multiple times if you cast a spell that targets a creature you control multiple times or that targets multiple creatures you control
In other words, Deathmark isn't that big an upgrade over removal spells that destroy most creatures, but Flashfreeze is a big upgrade over whatever answers you would use to cover alternative threats out of Red or Green decks
On the defense and recovery side of things, the Action - Song card, Ever as Before, lets the player remove up to 2 damage from any number of chosen characters when it is sung
Ranger Class Many of the Class Enchantments look playable, but Ranger Class in particular looks strong because you get a card out of it immediately
Tappers are a bit outdated now and 2 mana is a little too much to activate, so I dont think Coeurl will be too good