Essence Capture

The double-blue cost is doing more than fixing the price: it signals a spell that only pays off in a deck already committed to blue creatures. Countering a creature spell is the narrowest slice of counter-magic, and the reward clause pins the effect further, since the +1/+1 counter needs a creature of your own on the board to land. That makes this a tempo tool built for the specific board state where you already have a threat down and your opponent is trying to answer it or race it: counter their play, grow yours, and combat math that was previously even tilts your way on a single card. The lineage runs through the family of conditional counterspells that trade universal coverage for a rider: the design bet is that in a creature-heavy matchup, "counter target creature spell" is close enough to a hard counter to justify stapling a growth effect to it. The failure case is honest and built in: against a spell-based deck it counters nothing, and with no creature to target it collapses into a strictly worse counterspell. The two-sided nature is what defines the card. It rewards decks that want to be attacking and answering in the same beat, and it punishes maindecking it into fields where creatures are scarce.