When your equipped creature attacks, you create two 1/1 tapped Spirits, and if your equipped creature is legendary, those tokens are tapped and attacking instead
You get a one-trick pony here, but you can return from your graveyard to your hand one each of every major spell type, from instants to planeswalkers, but not lands or dorks
If you're looking for hard removal for artifacts and enchantments, you can certainly do worse than Forsake the Worldly
In the meantime, if you want to play Four-Color Elementals, you'll probably have to bite the bullet and pay the new, higher price
This mechanic is nearly 25 years old and makes for some of the most exciting gameplay Magic has to offer