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 |
|---|---|---|---|
| Gelectrode | 1UR | Creature — Weird | {T}: Gelectrode deals 1 damage to any target. Whenever you cast an instant or sorcery spell, you may untap Gelectrode. 0/1 |
| Mercurial Geists | 2UR | Creature — Spirit | Flying Whenever you cast an instant or sorcery spell, Mercurial Geists gets +3/+0 until end of turn. 1/3 |
| Ichneumon Druid | 1GG | Creature — Human Druid | Whenever an opponent casts an instant spell other than the first instant spell that player casts each turn, Ichneumon Druid deals 4 damage to that player. 1/1 |
| Dynavolt Tower | 3 | Artifact | Whenever you cast an instant or sorcery spell, you get {E}{E} (two energy counters). {T}, Pay {E}{E}{E}{E}{E}: Dynavolt Tower deals 3 damage to any target. |
| Sorcerer Class | UR | Enchantment — Class | (Gain the next level as a sorcery to add its ability.) When Sorcerer Class enters the battlefield, draw two cards, then discard two cards. {U}{R}: Level 2 Creatures you control have "{T}: Add {U} or {R}. Spend this mana only to cast an instant or sorcery spell or to gain a Class level." {3}{U}{R}: Level 3 Whenever you cast an instant or sorcery spell, that spell deals damage to each opponent equal to the number of instant and sorcery spells you've cast this turn. |
| Ashmouth Dragon | Creature — Dragon | Flying Whenever you cast an instant or sorcery spell, Ashmouth Dragon deals 2 damage to any target. 4/4 | |
| Unruly Catapult | 2R | Artifact Creature — Construct | Defender {T}: Unruly Catapult deals 1 damage to each opponent. Whenever you cast an instant or sorcery spell, untap Unruly Catapult. 0/4 |
| A-Sorcerer Class | UR | Enchantment — Class | (Gain the next level as a sorcery to add its ability.) When Sorcerer Class enters the battlefield, draw two cards, then discard two cards. {U}{R}: Level 2 Creatures you control have "{T}: Add {U} or {R}. Spend this mana only to cast an instant or sorcery spell or to gain a Class level." {1}{U}{R}: Level 3 Whenever you cast an instant or sorcery spell, that spell deals damage to each opponent equal to the number of instant and sorcery spells you've cast this turn. |
| Leonin Lightscribe | 1W | Creature — Cat Cleric | Magecraft — Whenever you cast or copy an instant or sorcery spell, creatures you control get +1/+1 until end of turn. 2/2 |
| 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 |