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 |
|---|---|---|---|
| Misdirection | 3UU | Instant | You may exile a blue card from your hand rather than pay this spell's mana cost. Change the target of target spell with a single target. |
| Lavaball Trap | 6RR | Instant — Trap | If an opponent had two or more lands enter the battlefield under their control this turn, you may pay {3}{R}{R} rather than pay this spell's mana cost. Destroy two target lands. Lavaball Trap deals 4 damage to each creature. |
| Aluren | 2GG | Enchantment | Any player may cast creature spells with mana value 3 or less without paying their mana costs and as though they had flash. |
| Mind Swords | 1B | Sorcery | If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost. Each player exiles two cards from their hand. |
| Wild Evocation | 5R | Enchantment | At the beginning of each player's upkeep, that player reveals a card at random from their hand. If it's a land card, the player puts it onto the battlefield. Otherwise, the player casts it without paying its mana cost if able. |
| Villainous Wealth | XBGU | Sorcery | Target opponent exiles the top X cards of their library. You may cast any number of spells with mana value X or less from among them without paying their mana costs. |
| Catalyst Stone | 2 | Artifact | Flashback costs you pay cost up to {2} less. Flashback costs your opponents pay cost {2} more. |
| Dragon-Kami's Egg | Enchantment Creature — Egg | Whenever Dragon-Kami's Egg or a Dragon you control dies, you may cast a creature spell from among cards you own in exile with hatching counters on them without paying its mana cost. 0/1 | |
| Shelldock Isle | Land | Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.) Shelldock Isle enters the battlefield tapped. {T}: Add {U}. {U}, {T}: You may play the exiled card without paying its mana cost if a library has twenty or fewer cards in it. | |
| Slingbow Trap | 3G | Instant — Trap | If a black creature with flying is attacking, you may pay {G} rather than pay this spell's mana cost. Destroy target attacking creature with flying. |