Strixhaven Concept Idea

Level up: Cast two spells per turn.
Level 1: Instant and Sorcery spells you cast cost {1} less.
Level 2: Instant and Sorcery spells you cast cost {1} and your choice of; {w}, {u}, {b}, {r} or {g} less.
Level 3+ Instant and Sorcery spells you cast cost {1} and your choice of; {w}, {u}, {b}, {r} or {g} less for each level this card has.