"Thopters are but one option in our suite of autonomous surveillance solutions."
—Kylox

Murders at Karlov Manor

Red Herring

Haste
Red Herring attacks each combat if able.
{2}, Sacrifice Red Herring: Draw a card.

Haste
This creature attacks each combat if able.
{2}, Sacrifice this creature: Draw a card.

Mystery Booster Playtest Cards 2021

{1}{U}: Exchange Red Herring from your hand with a permanent you control on the battlefield or a spell you control on the stack. If that permanent or spell was the target of a spell or ability, change that target to Red Herring.

Mystery Booster Playtest Cards 2019

{1}{U}: Exchange CARDNAME from your hand with a permanent you control on the battlefield or a spell you control on the stack. If that permanent or spell was the target of a spell or ability, change that target to CARDNAME.