Junkyo Bell

Whenever this creature attacks, you may have it get +4/+0 until end of turn. If you do, sacrifice it at the beginning of the next end step.

, : Target creature you control gets +X/+X until end of turn. Destroy it at the beginning of the next end step.

: Target creature gets +X/+0 until end of turn, where X is its power. Sacrifice this artifact at the beginning of the next end step.

, : Target creature you control gets +2/+2 until end of turn. Return it to its owner's hand at the beginning of the next end step. (Return it only if it's on the battlefield.)

Flash

All creatures have shroud. (They can't be the targets of spells or abilities.)

At the beginning of your upkeep, sacrifice this artifact. When you do, target creature you control can't be blocked this turn.

Equipped creature gets +2/+2, has haste, can't attack you or planeswalkers you control, and can't be sacrificed.

At the beginning of each opponent's upkeep, you may have that player gain control of equipped creature until end of turn. If you do, untap it.

Equip