There are ten color pairs: white and blue, white and black, blue and black, blue and red, black and red, black and green, red and green, red and white, green and white, and green and blue
There are some juicy synergies here Terrasymbiosis offers card draw from your counter usage, Eusocial Engineering triggers landfall bonuses to pump out even more Robots, and Seedship Agrarian ensures youre constantly fueling your counter engine
To determine the total cost of a spell, start with the mana cost or alternative cost you're paying, add any cost increases, then apply any cost reductions
This is a fact that we have all had to come to terms with, often pushing me into a third color to complete the control puzzle