The main strategy revolves around unleashing relentless, recursive threats that slowly grind down opponents while maintaining board control
Cranial PlatingCranial Plating makes a Commander damage kill more of a possibility, so let's add LashwritheLashwrithe as well to take advantage of all the swamps in the deck
You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control
Bigfin Bouncer is another stellar blue common creature
This pairs excellently with Mahadi, Emporium Master, who produces a Treasure on your end step for each creature that died that turn, and with Prosper, Tome-Bound, who generates Treasures from impulse-drawn cards
Selesnya decks are often great until your opening hand has three Lands and somehow none of them can help you cast your spells on time