It was only available in random packs during a special Blue Sky Stream & Skyscraper Perfect booster box promotion for a very limited time and in very limited quantity, in July, 2021
Maybe if you have some unused mana it can threaten an attack or two, but often it wont do too much besides ward off aggression
My Mother and I implemented this lesson in our Social Studies curriculum and the students loved it
By temporarily phasing out Hades, Sorcerer of Eld, after summoning a card, you can still cast the spell without having to exile it , allowing you to rinse and repeat until your opponents have been reduced to despair
Instead, that effect should be akin to Rocket's effect in that it searches a "BAR", or more potently: sends one directly from the Deck to the Graveyard