M:tG card similarity search
4BR · Legendary Creature — Goblin Rogue
When Grenzo enters the battlefield and at the beginning of your upkeep, heist target opponent's library. Once each turn, you may pay {0} rather than pay the mana cost for a spell you cast that you don't own. 6/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Allure of the Unknown | 3BR | Sorcery | Reveal the top six cards of your library. An opponent exiles a nonland card from among them, then you put the rest into your hand. That opponent may cast the exiled card without paying its mana cost. |
| Carnophage | B | Creature — Zombie | At the beginning of your upkeep, tap Carnophage unless you pay 1 life. 2/2 |
| Sangrophage | BB | Creature — Zombie | At the beginning of your upkeep, tap Sangrophage unless you pay 2 life. 3/3 |
| Reversal of Fortune | 4RR | Sorcery | Target opponent reveals their hand. You may copy an instant or sorcery card in it. If you do, you may cast the copy without paying its mana cost. |
| Spell Queller | 1WU | Creature — Spirit | Flash Flying When Spell Queller enters the battlefield, exile target spell with mana value 4 or less. When Spell Queller leaves the battlefield, the exiled card's owner may cast that card without paying its mana cost. 2/3 |
| Jetsam | 4U/BU/B | Sorcery | Each opponent mills three cards, then you may cast a spell from each opponent's graveyard without paying its mana cost. If a spell cast this way would be put into a graveyard, exile it instead. |
| Baral's Expertise | 3UU | Sorcery | Return up to three target artifacts and/or creatures to their owners' hands. You may cast a spell with mana value 4 or less from your hand without paying its mana cost. |
| Call of the Ring | 1B | Enchantment | At the beginning of your upkeep, the Ring tempts you. Whenever you choose a creature as your Ring-bearer, you may pay 2 life. If you do, draw a card. |
| Intet, the Dreamer | 3GUR | Legendary Creature — Dragon | Flying Whenever Intet, the Dreamer deals combat damage to a player, you may pay {2}{U}. If you do, exile the top card of your library face down. You may look at that card for as long as it remains exiled. You may play that card without paying its mana cost for as long as Intet remains on the battlefield. 6/6 |
| Snapback | 1U | Instant | You may exile a blue card from your hand rather than pay this spell's mana cost. Return target creature to its owner's hand. |