Kaldheim

Valkyrie's Sword | Artifact | Equipment | When Valkyrie's Sword enters the battlefield, you may pay {4}{W}. If you do, create a 4/4 white Angel Warrior creature token with flying and vigilance, then attach Valkyrie's Sword to it. Equipped creature gets +2/+1. Equip {3} | Aaron Miller

Draugr's Helm | Artifact | Equipment | When Draugr's Helm enters the battlefield, you may pay {2}{B}. If you do, create a 2/2 black Zombie Berserker creature token, then attach Draugr's Helm to it. Equipped creature gets +2/+2 and has menace. (It can't be blocked except by two or more creatures.) Equip {4} | Joe Slucher

Weathered Runestone | Artifact | | Nonland permanent cards in graveyards and libraries can't enter the battlefield. Players can't cast spells from graveyards or libraries. | Dan Scott

Colossal Plow | Artifact | Vehicle | Whenever Colossal Plow attacks, add {W}{W}{W} and you gain 3 life. Until end of turn, you don't lose this mana as steps and phases end. Crew 6 (Tap any number of creatures you control with total power 6 or more: This Vehicle becomes an artifact creature until end of turn.) | Joe Slucher