It is free to use and easy to do
Blue has access to a plethora of card draw spells, which can help you dig through your deck and find the cards you need to win the game
Perhaps its due to the high combo potential or timing-dependent nature of the mechanic, but there arent a lot of cards that can generate repeated uses of flicker, and even those that exist usually carry heavy costs or usage restrictions
Sometimes I still build Gundam after work, but there's little time to do that nowadays
Tergrid, God of Fright is the commander for you
The game is still in beta, so there are a few features not available yet, like the ability to trade cards, but the multiplayer falls under two categories right now: practice matches and ranked matches