There are multiple ways to just get it back, from Venser, the Sojourner or Animatou, the Fateshifters -1 ability in your Esper version (which will of course bring it back untapped and ready to go) to Brooding Saurian in your Golgari, Sultai, Jund, or Abzan deck
Use the mana to cast great cards like Voja, Jaws of the Conclave to benefit from the creature type-specific effects
While competitive balance is a nebulous topic in gaming, expertise in powering and piloting optimized Commander decks has especially crystalized in the past few years
Outside of Path to Exile and Swords to Plowshares, white has been completely starved of playable, instant-speed removal for decades
Still, in Commander, 30 artifacts isnt too difficult to accomplish, especially with an Academy Manufactor in play