Swarmyard [Secret Lair Drop Series] HasCon 2017 If a Dinosaur is dealt

If a Dinosaur is dealt damage this way

Set: Dragons of Tarkir Type: Creature — Human Shaman Mythic Cost: {2}{G} {T}: Add two mana in any combination of colors

you notice how the joints fit

Set: Arena League 2001 Type: Instant Rare Cost: {1}{B} Target player sacrifices a creature

Swarmyard [Secret Lair Drop Series] HasCon 2017 If a Dinosaur is dealtSet: Secret Lair Drop Series Type: Land Rarity: Rare {T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed, instead tap it, remove it from combat, and heal all damage on it.) Each winter, squirrel elders tell tales of the fabled Nut Hoard of the Fallen Oaks. Each spring, young squirrels leave home in hopes of finding it.