PSE Prismatic Secret Rare Black Feather Whirlwind X SPELL Continuous Once per turn, if you Special Summon a DARK Synchro Monster from the Extra Deck (except during the Damage Step): You can target 1 of your "Blackwing" monsters, or "Black-Winged Dragon", that is banished or in your GY, with less ATK than that Special Summoned monster
Its always good to have Simic options that arent land and draw based, and Ivy is a homerun
By contrast you essentially never cast Boon of the Wish-Giver
Mental Misstep One of the reasons cards like Force of Will are popular in Legacy and cEDH is because theyre free

If you arent sure of where to begin, here are a few other example Commander Deck strategies to help you get started: My commander has an awesome ability that Id like to build around and support I want to play big creatures and spells with cool abilities then run over my opponents with raw power If my opponents dont have mana, anything I do is the most powerful thing at the table Im trying to assemble certain pairs or trios of cards that form an infinite loop that will win me the game Im trying to reduce all opposing libraries to zero cards I want to dictate which cards my opponents are allowed to cast so I can curate the most powerful board position My commander should be able to attack someone for 21 points of damage and take them out of the game Lets fill the board with as many tokens as possible and turn the swarm loose on my enemies There are a lot of cool creatures in x creature type lets build a tribal strategy and see where it takes us Planeswalkers are cool I bet I can build a deck around those People should attack each other more Ill make myself an unappealing and/or unavailable target so they do that Lets give everyone extra resources, but ultimately Im the one who should benefit most from them I could go on, but you get the idea here

Herald's Horn makes your spells cheaper and gives you creatures from the top of your library