Ulamog, the Ceaseless Hunger (Borderless Profile) [Commander Masters] Human Soldier Scientist return all creature cards of

return all creature cards of that type from your graveyard to the battlefield instead

When Yorion enters the battlefield

{6}: Create a token that's a copy of target creature card exiled with Dino DNA

The Custodian Wardens can also be armed with a choice of guardian spear or castellan axe

Others inspire life itself

Ulamog, the Ceaseless Hunger (Borderless Profile) [Commander Masters] Human Soldier Scientist return all creature cards ofSet: Commander Masters Type: Legendary Creature Eldrazi Rarity: Mythic Cost: {10} When you cast this spell, exile two target permanents. Indestructible Whenever Ulamog, the Ceaseless Hunger attacks, defending player exiles the top twenty cards of their library. When you cast this spell, exile two target permanents. Indestructible Whenever Ulamog, the Ceaseless Hunger attacks, defending player exiles the top twenty cards of their library.