Chicken a la King is the colour's resident chicken, and it's actually got synergy with other chicken cards
It also has trample, which is the natural downside missing from many giant creatures
Restricting your deck to only mono-blue spells removes options, but you can funnel all that mana into blue card draw spells to trigger the likes of Psychosis Crawler and Ominous Seas to bury your opponents in card advantage, damage, and triggers
Not only is this Maui a 7/5, but it has the evasive keyword, helping you knock out your opponents evasive characters with a single strike and making it incredibly resilient to attacks
Hushbringer can stop everything from Dockside Extortionist to Blood Artist , so it might be worth running fewer of your own enters-the-battlefield creatures to deter certain powerful cards
Emrakul and Chatterfang For a long time, Magic players have joked that Emrakul cant be that strong if she can be beat by 15 squirrels