M:tG card similarity search
3 · Artifact
Nonartifact spells you cast have improvise. (Your artifacts can help cast those spells. Each artifact you tap after you're done activating mana abilities pays for {1}.)
| Name | Mana | Type | Text |
|---|---|---|---|
| The Sixth Doctor | 4GU | Legendary Creature — Time Lord Doctor | Time Lord's Prerogative — Whenever you cast a historic spell, copy it, except the copy isn't legendary. This ability triggers only once each turn. (Artifacts, legendaries, and Sagas are historic. A copy of a permanent spell becomes a token.) 3/3 |
| Sunbird's Invocation | 5R | Enchantment | Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order. |
| Thieving Varmint | 1B | Creature — Varmint | Deathtouch, lifelink {T}, Pay 1 life: Add two mana of any one color. Spend this mana only to cast spells you don't own. 2/1 |
| Vivien, Monsters' Advocate | 3GG | Legendary Planeswalker — Vivien | You may look at the top card of your library any time. You may cast creature spells from the top of your library. [+1]: Create a 3/3 green Beast creature token. Put your choice of a vigilance counter, a reach counter, or a trample counter on it. [−2]: When you next cast a creature spell this turn, search your library for a creature card with lesser mana value, put it onto the battlefield, then shuffle. Loyalty 3 |
| Thermo-Alchemist | 1R | Creature — Human Shaman | Defender {T}: Thermo-Alchemist deals 1 damage to each opponent. Whenever you cast an instant or sorcery spell, untap Thermo-Alchemist. 0/3 |
| Thief of Sanity | 1UB | Creature — Specter | Flying Whenever Thief of Sanity deals combat damage to a player, look at the top three cards of that player's library, exile one of them face down, then put the rest into their graveyard. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell. 2/2 |
| Emrakul's Influence | 2GG | Enchantment | Whenever you cast an Eldrazi creature spell with mana value 7 or greater, draw two cards. |
| Forensic Gadgeteer | 2U | Creature — Vedalken Artificer Detective | Whenever you cast an artifact spell, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") Activated abilities of artifacts you control cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana. 2/3 |
| Sigarda, Font of Blessings | 2GW | Legendary Creature — Angel | Flying Other permanents you control have hexproof. You may look at the top card of your library any time. You may cast Angel spells and Human spells from the top of your library. 4/4 |
| Niv-Mizzet, Parun | UUURRR | Legendary Creature — Dragon Wizard | This spell can't be countered. Flying Whenever you draw a card, Niv-Mizzet, Parun deals 1 damage to any target. Whenever a player casts an instant or sorcery spell, you draw a card. 5/5 |