Thornplate Intimidator

Creature — Rat Rogue • Mana cost: {3}{B} • Bloomburrow • Common

Offspring {3} (You may pay an additional {3} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)
When this creature enters, target opponent loses 3 life unless they sacrifice a nonland permanent of their choice or discard a card.

Illustrated by Daren Bader.