Helmet

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