Instead, this Action/Song card takes advantage of the new Sing Together mechanic, which is brand new for Ursulas Return, and built for the co-op play that takes centre stage in the Illumineers Quest: Deep Trouble expansion set
Furthermore, you get a nice reprint in Kindred Discovery which doubles everything you are doing Merfolk wise while also getting double counters from another excellent and valuable re-print Branching Evolution
Necropotence Number 4 is the final card on my list with a named Magic period
Repulse (Invasion/Planeshift/Apocalypse) Cantrips are fun, since you do not have to spend a card to gain an effect - it breaks the card/mana equation of playing a spell
Changing white for red totally mixes up the makeup of the deck, allowing for new lines while removing some others
Card Advantage Permission The card advantage and permission suites of the blue control decks are very similar, revolving around the best card advantage spells ever printed, and the best cheap or free countermagic available