Blue control decks are full of counterspells, card drawing and removal
Hanna is among those that offer the most utility and value of the bunch
Although the Seal itself can be removed by anything from Elvish Lyrist to Erase, it serves as a deterrent that shouldn't be taken lightly
Righteous. Illustrated by Mal Ollivier-Henry Standard Legal Alchemy Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
2 Deadly Disguise Kaust, Eyes of the Glade and Duskana, the Rage Mother There have been a few Commander decks over the years that have messed with how you play the game, but it is pretty rare to find one quite like Deadly Disguise
They serve to give your side of the board tempo by allowing your creatures to attack (removing defenders), giving you more time to set up the board (removing attackers/expensive creatures), and allow for combat tricks (saving your creatures after damage is on the stack