Stormcatch Mentor

{U}{R} · Creature — Otter Wizard

Haste Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Instant and sorcery spells you cast cost {1} less to cast.

Rulings (2)

Jul 26, 2024 · The cost reduction applies only to generic mana in the total cost of instant and sorcery spells you cast.

Jul 26, 2024 · To determine the total cost of a spell, start with the mana cost or alternative cost you're paying (such as a flashback cost), add any cost increases (such as kicker costs), then apply any cost reductions (such as that of this ability). The mana value of the spell is determined by only its mana cost, no matter what the total cost to cast that spell was.

LegacyLegal

VintageLegal

ModernLegal

PioneerLegal

StandardLegal

PauperNot legal

PremodernNot legal

cEDHLegal

Where it’s played now

Inclusion by archetype · Modern

% of archetype's lists running it · last 30 days · n=189 decks

Archetype	Format	Inclusion	Copies	Decks (n)
Izzet Aggro	Modern	0.5%	4×	189

Data as of Jun 14, 2026 · MTGO + papercasthaven.com

Price