When youre dredging, youre milling a lot of cards, filling your graveyard with cards that are way more effective there, like Creeping Chill, Prized Amalgam, and Vengevine
Gods Willing is an auto-include anyway, as I quite often like to deploy my Commander with some backup for removalwith Feather this becomes very strong
Hexproof was introduced in part because it makes more sense intuitively to cast spells to strengthen the creatures you summon instead of being unable to do so because of their aversion to magic
Both allied and enemy colours can make for strong decks
Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Notes and Rules Information for Wakka, Devoted Guardian: You don't have to choose a target for Wakka's second ability
If Ashaya has piqued your interest, be sure to check out the article I wrote about it