Since green is here you can dodge a lot of the more powerful blue game changers by adding a few cards that let you draw cards when you have creatures come into play
Here is what 20,768 tracked games show, ranked by win-rate lift over baseline using the lower bound of the 95% confidence interval, so a thin sample can't top the chart
Lots of the Lorcana starter set cards do similar things, and thats before we even address the fact that a few of the cards in the starter deck are Song cards
4 Myrel, Shield of Argive Makes Soldier Tokens & Makes Creative Use of Them White is the best color at going wide with creature tokens, and mono-white commanders like Myrel, Shield of Argive are excellent examples of that
Pricing and Investment As a key mythic for aggressive strategies, Screaming Nemesis sits at a solid $20 to $25
Swap-Removal Mono-blue has more to offer for removal than just counterspells, however, they have some minor drawbacks