Cement Shoes | Artifact | Equipment | Equipped creature gets +3/+3 and has "At the beginning of your end step, tap this creature."
Equipped creature doesn't untap during its controller's untap step.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.) | Mark Behm
1.5 LSV
Arc Spitter | Artifact | Equipment | Equipped creature has "{1}: This creature deals 1 damage to target creature that's blocking it."
Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.) | Matt Forsyth
2.0 LSV