Speaking of which, escalate is a better mana sink than entwine the same way that multikicker is a better sink than kicker, because it offers granularity via multiple tiers
You dont have that many creature-focused decks in blue, but when you pair this blue enchantment with white or red, you can suddenly draw a bunch of cards
Theres a great pleasure that comes from casting this and hitting a Maelstrom Pulse or Lightning Bolt to clear away a blocker before attacking
Commander Masters brings with it a horde of much-needed reprints to Magic: The Gatherings most popular format, as well as some incredibly interesting new cards via its actual Commander decks
You can sometimes "splash" a third, playing two colors as your base and a couple powerful cards or additional costs of another color, but I'd really focus on the two colors you want here
You may play it until you exile another card with Unstable Amulet