When Ranger Class enters the battlefield
Set: Magic 2010 Type: Creature — Hydra Rarity: Mythic Cost: {X}{G} Protean Hydra enters the battlefield with X +1/+1 counters on it
each other player searches their library for a card
Emerge sleeker and stronger
Set: Planechase 2012 Type: Artifact Creature — Bird Rarity: Uncommon Cost: {U}{B} Flying
Glass-Cast Heart (Extended Art) [Innistrad: Crimson Vow Commander] AR1 When Ranger Class enters theSet: Innistrad: Crimson Vow Commander Type: Artifact Rarity: Rare Cost: {2}{B} Whenever one or more Vampires you control attack, create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this artifact: Draw a card.") {B}, {T}, Pay 1 life: Create a 1 1 white and black Vampire creature token with lifelink. {B}{B}, {T}, Sacrifice Glass Cast Heart and thirteen Blood tokens: Each opponent loses 13 life and you gain 13 life.