Hammer of Nazahn (51) [Commander 2017] CMC 7 the only caste that cannot

the only caste that cannot be attained by either heredity or money is that of the hero

You might as well try to divert a river with your hands

Set: Portal Three Kingdoms Type: Creature — Wolf Rarity: Uncommon Cost: {2}{G} You may have Lone Wolf assign its combat damage as though it weren't blocked

Endbringer

Set: Eternal Masters Type: Enchantment Rarity: Mythic Cost: {3}{R} {R}: You may put a creature card from your hand onto the battlefield

Hammer of Nazahn (51) [Commander 2017] CMC 7 the only caste that cannotSet: Commander 2017 Type: Legendary Artifact Equipment Rarity: Rare Cost: {4} Whenever Hammer of Nazahn or another Equipment enters the battlefield under your control, you may attach that Equipment to target creature you control. Equipped creature gets +2 +0 and has indestructible. Equip {4}