2 Kumena, Tyrant Of Orazca A True Tyrant On The Battlefield Due to its access to the best mana ramp and card draw in the game, the Simic (blue/green) color identity is often regarded as one of the strongest color pairings in the Commander format
Groundchuck & Dirtbag Groundchuck & Dirtbag is far from the flashiest card to slap in the command zone, but it has a fundamentally green flavor: Its a big creature that enables bigger plays, whether you open a portal to Magics greatest foe or summon eldritch horrors from beyond reality
Chicken a la King is the colour's resident chicken, and it's actually got synergy with other chicken cards
The deck's play pattern starts simple: use your elves, moles, or spider avatars to ramp into an Ouroboroid, then let your opponent sweat while it grows your board at a frightening rate
Other cards have similar effects, like Tidal Barracuda giving it to the entire table, but starting the game with a Leyline of Anticipation out is an incredible way to get way ahead of the game
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