The equipment text is a bit fiddly, but that's definitely one way to weaponize your Treasure outside of just casting spells
With Deepglow Skate swimming around, you can play a Grand Arbiter Augustin IV deck and double up your counters on various Jaces, Elspeths, and Gideond, not to mention perhaps the best combo of them all (and also my all time favorite planeswalker): Venser, the Sojourner
When the Prophecy set was released in 2000, Rhystic Study didnt make much of a splash, but as Commander rose in popularity, it became one of the strongest staples for any and all blue decks
You shine an LED light or your phone flash light on your card
Ikoria s mutate mechanic also has plenty of rules headaches associated with it
Kamigawa Champions of Kamigawa and the original Kamigawa block brought a newfound focus on legendary creatures and making legends matter, which aligns quite well with the Commander format