Booby Trap
{6}
Artifact
As ~this~ enters, choose an opponent and a card name other than a basic land card name.
The chosen player reveals each card they draw.
When the chosen player draws a card with the chosen name, sacrifice ~this~. If you do, ~this~ deals 10 damage to that player.
Furnace Scamp
{R}
Creature -- Phyrexian Beast
1/1
Whenever ~this~ deals combat damage to a player, you may sacrifice it. If you do, ~this~ deals 3 damage to that player.