Cursed Rings of the Brethren

When this enters the battlefield, create four 2/2 colorless Cursed Fiend creature tokens with "This creature must fight every turn, if possible", Shroud and Indestructible on your opponents battlefield.

Every time a Cursed Fiend creature token declares combat, deal {4} damage to all non-token creatures they control.

If you control no other Legendary artifacts, you don't take combat damage from colorless creatures.

"BULLSHIT!" - You, probably