M:tG card similarity search
1R · Creature — Goblin Rogue Wizard
When Construction Arsonist enters the battlefield, you may choose an instant or sorcery card in your hand. If you do, that card perpetually incorporates {R} and gains "When you cast this spell, it deals 2 damage to each opponent." Whenever you cast a multicolored spell, Construction Arsonist gets +1/+1 until end of turn for each of that spell's colors. 2/2
| Name | Mana | Type | Text |
|---|---|---|---|
| In the Eye of Chaos | 2U | World Enchantment | Whenever a player casts an instant spell, counter it unless that player pays {X}, where X is its mana value. |
| Breeches, the Blastmaker | 1UR | Legendary Creature — Goblin Pirate | Menace Whenever you cast your second spell each turn, you may sacrifice an artifact. If you do, flip a coin. When you win the flip, copy that spell. You may choose new targets for the copy. When you lose the flip, Breeches, the Blastmaker deals damage equal to that spell's mana value to any target. 3/3 |
| Sisterhood of Karn | 1G | Creature — Cleric | Sisterhood of Karn enters the battlefield with a +1/+1 counter on it. Paradox — Whenever you cast a spell from anywhere other than your hand, double the number of +1/+1 counters on Sisterhood of Karn. 0/0 |
| Undercity Plunder | 1B | Sorcery | Target opponent discards a card. Then they may discard an additional card. If they don't, conjure a duplicate of a random card from their library into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell." |
| Rona, Herald of Invasion | 1U | Legendary Creature — Human Wizard | Whenever you cast a legendary spell, untap Rona, Herald of Invasion. {T}: Draw a card, then discard a card. {5}{B/P}: Transform Rona. Activate only as a sorcery. ({B/P} can be paid with either {B} or 2 life.) 1/3 |
| Mirran Spy | 2U | Creature — Drone | Flying Whenever you cast an artifact spell, you may untap target creature. 1/3 |
| Deafening Silence | W | Enchantment | Each player can't cast more than one noncreature spell each turn. |
| Plaguecrafter's Familiar | 1B | Creature — Rat | Deathtouch When Plaguecrafter's Familiar enters the battlefield, choose a creature card in your hand. It perpetually gains deathtouch. 1/1 |
| Shade of Trokair | 3W | Creature — Shade | {W}: Shade of Trokair gets +1/+1 until end of turn. Suspend 3—{W} (Rather than cast this card from your hand, you may pay {W} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.) 1/2 |
| Vampire Charmseeker | 6UB | Creature — Vampire Wizard | Assist (Another player can pay up to {6} of this spell's cost.) Flying When Vampire Charmseeker enters the battlefield, return target instant, sorcery, or creature card from a graveyard to its owner's hand. 3/4 |