Jump Scare
The cleverest thing here is the type-line rider, which reframes a one-mana pump into an on-demand synergy enabler. The +2/+2 and flying are the visible combat trick, good for shoving a blocker over a body or lifting a creature past a ground stall to close at flash speed. But the clause that turns the target into a Horror enchantment creature is what a deckbuilder reads twice. In a shell that cares about Horrors (or about enchantment count, or about triggers keyed to either), this stitches an arbitrary creature into a synergy web it was never printed for, and it does so at instant speed for a single white mana. That flexibility is the design tension: it plays as a plain combat trick in a deck that ignores the typing entirely, and as a synergy piece in a deck that leans on it, without forcing you to commit to one reading before you cast it. The typing wears off at end of turn, which is the leash on the conversion: you get one turn's worth of Horror-and-enchantment status, so any payoff it enables has to fire inside that same window rather than sticking around as a permanent tribal patch. That combination (a serviceable pump trick doubling as a one-shot type-changer) is a compact expression of white's habit of stapling a hidden hook onto an otherwise plain instant.
