Look, Blaster, Combat DJ/Blaster, Morale Booster and the rest of the Transformers gang are just needlessly complicated, so trust me when I say theres some decent +1/+1 counter stuff going on here, but the mental load isnt really worth it
You can make them out of nowhere to chump block flyers or to trade with X/2 or smaller attacking butts
The openness of the commander design really means you can use whatever you want and not necessarily depend on squirrels at all
If you want to talk numbers, Id say 8-10 pieces of mana ramp is a good number to aim for, but thats very arbitrary
Angel of Vitality also combos nicely with Bishop and Resplendent Angel
Its clear to see why these are considered the best, but that power comes at a high mana investment and sometimes, in the case of Winds of Abandon, a downside