Sword

If Sword is equipped to Steve, Builder of Worlds, Steve, Builder of Worlds gains menace.
Upgrades:
Level 1, Iron: equipped creature gets +3/+0, sacrifice 5 Ore tokens to level up to Level 2
Level 2, Diamond: equipped creature gets +3/+0, sacrifice 7 Ore tokens to level up to Level 3
Level 3, Netherite: equipped creature gets +3/+0
and Sword gains indestructible.
Equip {4}