Hero card

Trickster's Stratagem

Sorcery

SpellUsed once: what it does depends on when you cast it

Needs: Valiant

Gives: Graveyard, Spells, Card Draw

Not in winning lists yet: read from the card text and the graph

Build a deck with Trickster's Stratagem as the hero

Makes it work

Whiskervale Forerunner · Whiskerquill Scribe

Benefits from it

Master's Councillors · Council of Echoes · Mind Drill Assailant · Starving Revenant · Wail of the Forgotten · Most Decrepit Old Bird · Frilled Cave-Wurm · Didact Echo

Use instead if you don't have it

Ancestral Reminiscence · Plan the Heist · Waterbending Lesson · Johann's Stopgap · Protege's Awakening · Ill-Timed Explosion

Cards in the meta that answer it

Countersculpt (Azorius Control) · Inevitable Defeat (4-Color Control) · No More Lies (Azorius Control) · We Say Thee Nay! (Dimir Aggro)