Creatures offer a lot of card quality in the cube as well
It's only attack Solar Beam does 70 energy, but again its ability increases its value in battles
The classic here is the Vineyard from Tempest that gave everyone two Green mana, and then it was played in Standard since mana burn was a thing to kill those who couldn't use it
Even without a voltron player at the table, whens the last time you had a game without Lightning Greaves, Swiftfoot Boots, Shadowspear, or any of the Sword of cards getting played
Sakashima of a Thousand Faces is a great commander to pair with another, including the more popular Krark, the Thumbless, Vial Smasher the Fierce, and Kodama of the East Tree