Spire Monitor

Creature — Phyrexian Drake3/3$0.05

Flash (You may cast this spell any time you could cast an instant.) Flying

Legal in Commander

Is

Commanders whose abilities work with this card and share its colors, from what the cards do.

Alandra, Sky DreamerSpire Monitor is a Drake, which Alandra, Sky Dreamer can use because it pumps your Drakes.