Hero card

Strength of Will

Instant

PayoffThe more of what it needs is on the battlefield, the stronger it gets: the deck has to feed it a lot

Needs: Counter +1/+1, Valiant

Gives: Counter +1/+1, Spells

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

Build a deck with Strength of Will as the hero

Makes it work

Claim the Kingdom · Beorn's Hospitality · Ride the Shoopuf · Thranduil's Company · Dancing from Dark to Dawn · Long Feng, Grand Secretariat · Three Tree Scribe · Ornery Tumblewagg

Benefits from it

Mossborn Hydra · Inspiring Call · Lilysplash Mentor · Omnivorous Flytrap

Use instead if you don't have it

Origin of Metalbending · Biosynthic Burst · Saved by the Shell · Galuf's Final Act · Snakeskin Veil · Warg Tactics

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)