Kithkin Daggerdare

The pump is cheap and repeatable, but the keyword that matters most is buried in the target clause: this only fires at attacking creatures. That single restriction reshapes the whole card from a generic green firebreather into a one-sided combat engine. You cannot use it to win a blocking exchange, you cannot use it to save a creature on defense, and you cannot bluff with it; the green-mana investment only buys aggression. The tap symbol is the other limiter, capping you at one +2/+2 per turn no matter how much mana you have, so the ability is a once-a-combat lever rather than a runaway pump outlet. The body is the third cost: a 1/1 that dies to almost anything that looks at it before it can sit safely behind a developed board. The design reads as a deliberate counterweight to the open-ended pump creatures that came before it. Instead of pricing power into a steep activation cost, it leaves the cost cheap and pays for it by narrowing when the ability can do anything at all, and by gating it behind a tap. It is a soldier built to make attacks lethal that otherwise would not be, turning a stalled go-wide green board into a threat that must be answered before combat rather than during it.