Magewright's Stone [Mystery Booster] Human Soldier Warrior Set: Alpha Edition Type: Instant

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {R} Target spell or permanent becomes red

when your opponent activates a monster effect (except during the Damage Step) (Quick Effect): You can activate this effect

Lurker of the Loch enters the battlefield

Set: International Collectors' Edition Type: Creature — Rat Rarity: Common Cost: {2}{B} Plague Rats's power and toughness are each equal to the number of creatures named Plague Rats on the battlefield

The effect of that Spell Card is applied to the other player instead

Magewright's Stone [Mystery Booster] Human Soldier Warrior Set: Alpha Edition Type: InstantSet: Mystery Booster Type: Artifact Rarity: Uncommon Cost: {2} {1}, {T}: Untap target creature that has an activated ability with {T} in its cost. The stones hark back to an age before civilization, when the living earth blessed all who trod its untamed wilds.