If you hit six or more, you can immediately station ittransforming it into a flying 7/15 with: Whenever this creature attacks, draw a card for each multicolored permanent you control. The trick is to stock your deck with as many multicolored creatures, enchantments, artifacts, and even lands as you can manage
The card is only worth about $5, but this reprint could cause the card to see tons of play compared to now
Making sure you always have more princesses to play is key for this deck to succeed and that is where questing with Mulan, Considerate Diplomat can come in handy
You can pick two of them based on nothing more than vibes and personal preference, and the game will automatically create a deck using those two archetypes
Ancient Copper Dragon also sees regular play in cEDH, in decks like Magda, Brazen Outlaw and Scion of the Ur-Dragon
Lullmage Mentor gives you merfolk tokens with your counters, with potential to counter lots of spells