Manamorphose

Free in the only sense that matters to a combo deck: not free in mana, but free in cards. The two mana it produces exactly replace the two it costs, so it is strictly mana-neutral, a wash on your pool. What you gain is the draw, which means you spend no card to play it. That is the whole design, a cantrip with a color-correction rider stapled on. For a storm pilot those properties compound past what the rate advertises. It ticks the spell count without depleting your mana, it fixes whatever exact pip the next ritual or payoff demands, and it digs one card deeper for free. The fixing clause is the quiet workhorse: a deck that needs a specific symbol for a kill spell can run it as color correction that draws a card instead of color correction that costs one. The constraint lives in the body count of zero. It touches no board, builds nothing, threatens nothing; it is pure connective tissue, useful only where chaining spells, not casting them one at a time, is the point. Outside that context it is a Brainstorm-adjacent cantrip with a worse floor, since at least Brainstorm sculpts. Inside it, it keeps a turn in motion: a placeholder spell whose only job is to be replaced by the next one while leaving your resources untouched.