Corrosive Mentor [Shadowmoor] Archenemy Schemes At the beginning of your

At the beginning of your end step

Your opponents can't cast spells of the chosen color

her "improvements" to them make her as feared by allies as by enemies

Set: Arabian Nights Type: Land Rarity: Rare {T}: Add {C}

Set: Seventh Edition Type: Artifact Rarity: Rare Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps

Corrosive Mentor [Shadowmoor] Archenemy Schemes At the beginning of yourSet: Shadowmoor Type: Creature Elemental Rogue Rarity: Uncommon Cost: {2}{B} Black creatures you control have wither. (They deal damage to creatures in the form of 1 1 counters.) Guttering cinders stoke their dying flames by snuffing out the lights of others.