M:tG card similarity search
4 · Artifact Creature — Construct
Whenever you activate an ability of an artifact or creature that isn't a mana ability, Crackdown Construct gets +1/+1 until end of turn. 2/2
| Name | Mana | Type | Text |
|---|---|---|---|
| Collector Ouphe | 1G | Creature — Ouphe | Activated abilities of artifacts can't be activated. 2/2 |
| Null Rod | 2 | Artifact | Activated abilities of artifacts can't be activated. |
| Stony Silence | 1W | Enchantment | Activated abilities of artifacts can't be activated. |
| Quicksilver Elemental | 3UU | Creature — Elemental | {U}: Quicksilver Elemental gains all activated abilities of target creature until end of turn. (If any of the abilities use that creature's name, use this creature's name instead.) You may spend blue mana as though it were mana of any color to pay the activation costs of Quicksilver Elemental's abilities. 3/4 |
| Harsh Mentor | 1R | Creature — Human Cleric | Whenever an opponent activates an ability of an artifact, creature, or land on the battlefield, if it isn't a mana ability, Harsh Mentor deals 2 damage to that player. 2/2 |
| Grell Philosopher | 2U | Creature — Horror Wizard | Aberrant Tinkering — When Grell Philosopher enters the battlefield and at the beginning of your upkeep, each Horror you control gains all activated abilities of target artifact an opponent controls until end of turn. You may spend blue mana as though it were mana of any color to activate those abilities. 1/4 |
| Omen Hawker | U | Creature — Cephalid Advisor | {T}: Add {C}{U}. Spend this mana only to activate abilities. 1/1 |
| The Enigma Jewel | U | Legendary Artifact | The Enigma Jewel enters the battlefield tapped. {T}: Add {C}{C}. Spend this mana only to activate abilities. Craft with four or more nonlands with activated abilities {8}{U} ({8}{U}, Exile this artifact, Exile the four or more from among other permanents you control and/or cards in your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.) |
| Grand Architect | 1UU | Creature — Vedalken Artificer | Other blue creatures you control get +1/+1. {U}: Target artifact creature becomes blue until end of turn. Tap an untapped blue creature you control: Add {C}{C}. Spend this mana only to cast artifact spells or activate abilities of artifacts. 1/3 |
| Disallow | 1UU | Instant | Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.) |