Rock Hydra [Limited Edition Beta] Avacyn Restored with a magician's help

with a magician's help

Set: Limited Edition Beta Type: Enchantment — Aura Rare Cost: {1}{G} Enchant creature Enchanted creature gets +X/+Y

just glimpsing you across the sky

Set: Kaladesh Inventions Type: Artifact Mythic Cost: {X}{X} Chalice of the Void enters the battlefield with X charge counters on it

Set: Rise of the Eldrazi Type: Creature — Elemental Mythic Cost: {2}{G}{G} Haste Whenever you cast a spell

Rock Hydra [Limited Edition Beta] Avacyn Restored with a magician's helpSet: Limited Edition Beta Type: Creature Hydra Rare Cost: {X}{R}{R} Rock Hydra enters the battlefield with X +1 +1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1 +1 counter on it, remove a +1 +1 counter from it and prevent that 1 damage. {R}: Prevent the next 1 damage that would be dealt to Rock Hydra this turn. {R}{R}{R}: Put a +1 +1 counter on Rock Hydra. Activate this ability only during your upkeep.