Lifeblood Hydra [Commander 2014] Elf Noble Relentless Rager must be blocked

Relentless Rager must be blocked if able

Set: Alara Reborn Type: Artifact Creature — Vedalken Wizard Rarity: Common Cost: {1}{W}{U} Flash

Set: Urza's Destiny Type: Creature — Phyrexian Zombie Dog Rarity: Uncommon Cost: {4}{B} When Plague Dogs dies

Only the best of these protectors took the night watch

Lifeblood Hydra [Commander 2014] Elf Noble Relentless Rager must be blockedSet: Commander 2014 Type: Creature Hydra Rarity: Rare Cost: {X}{G}{G}{G} Trample Lifeblood Hydra enters the battlefield with X +1 +1 counters on it. When Lifeblood Hydra dies, you gain life and draw cards equal to its power. Pharika has written her secrets on its bones so that only the worthy may discover them.