M:tG card similarity search
2B · Instant
Target player sacrifices a nontoken creature. When they do, you may discard a card. If you do, conjure a duplicate of the sacrificed creature into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell."
| Name | Mana | Type | Text |
|---|---|---|---|
| Common Courtesy | 2UU | Enchantment | Whenever a player casts a spell without asking your permission while casting it, counter that spell. When a player asks you permission to cast a spell and you refuse, counter that spell and sacrifice Common Courtesy. |
| Teferi's Contingency | WUU | Instant | Counter target spell. Each card in its controller's graveyard, hand, and library with the same name as that spell perpetually gains "This spell costs {2} more to cast." |
| The Grey Havens | Legendary Land | When The Grey Havens enters the battlefield, scry 1. {T}: Add {C}. {T}: Add one mana of any color among legendary creature cards in your graveyard. | |
| Ward Sliver | 4W | Creature — Sliver | As Ward Sliver enters the battlefield, choose a color. All Slivers have protection from the chosen color. 2/2 |
| Drana and Linvala | 1WWB | Legendary Creature — Vampire Angel | Flying, vigilance Activated abilities of creatures your opponents control can't be activated. Drana and Linvala has all activated abilities of all creatures your opponents control. You may spend mana as though it were mana of any color to activate those abilities. 3/4 |
| Resounding Scream | 2B | Sorcery | Target player discards a card at random. Cycling {5}{U}{B}{R} ({5}{U}{B}{R}, Discard this card: Draw a card.) When you cycle Resounding Scream, target player discards two cards at random. |
| Straw Golem | 1 | Artifact Creature — Golem | When an opponent casts a creature spell, sacrifice Straw Golem. 2/3 |
| Tournament Grounds | Land | {T}: Add {C}. {T}: Add {R}, {W}, or {B}. Spend this mana only to cast a Knight or Equipment spell. | |
| Hypnotic Cloud | 1B | Sorcery | Kicker {4} (You may pay an additional {4} as you cast this spell.) Target player discards a card. If this spell was kicked, that player discards three cards instead. |
| Omniscience | 7UUU | Enchantment | You may cast spells from your hand without paying their mana costs. |