Dragonsguard Elite

Green rarely gets to profit from casting spells, and this is the card that squares that circle: a two-mana body whose magecraft trigger grows it every time you cast or copy an instant or sorcery. The wrinkle is that copies count as much as casts, so a deck built on fork effects and storm-adjacent chains stacks counters faster than the mana investment suggests: one cast, one copy, two counters, and a 2/2 outpaces its cost curve inside a single turn. The doubling activation is where the payoff turns lethal. It is not a combat trick but a reward for a body that has already accumulated counters, and it doubles the counters, not the printed power and toughness. A 5/5 here is a base 2/2 wearing three counters; activating adds three more, making it an 8/8. Feed it enough spells to reach nine counters and the same six mana turns an 11/11 into a 20/20. That exponential ceiling is what makes it a finisher rather than a grindy value engine, and it explains why a green two-drop carries a magecraft trigger at all: green is being handed the reward blue and red usually keep for themselves, on the condition that the deck fires enough spells to feed the accretion and then cashes it in with one lethal jump.