Rock Hydra [Foreign Black Border] Dragon Wizard activated abilities of that permanent

activated abilities of that permanent can't be activated this turn

Set: Mirrodin Type: Legendary Artifact — Equipment Rare Cost: {4} Equipped creature gets +5/+5

−10: You gain 7 life

came out of nowhere to stun everyone by posting a perfect 6—0 record in the Standard portion of this year's Worlds

Set: Limited Edition Beta Type: Creature — Merfolk Rare Cost: {U}{U} Other Merfolk get +1/+1 and have islandwalk

Rock Hydra [Foreign Black Border] Dragon Wizard activated abilities of that permanentSet: Foreign Black Border 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.