M:tG card similarity search
| 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. |
| Amulet of Safekeeping | 2 | Artifact | Whenever you become the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. Creature tokens get -1/-0. |
| Spell Swindle | 3UU | Instant | Counter target spell. Create X Treasure tokens, where X is that spell's mana value. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.") |
| Spell Counter | 2UU | Instant | Counter target spell. Gotcha — If an opponent says "spell" or "counter," you may say "Gotcha!" When you do, return Spell Counter from your graveyard to your hand. |
| Disruption Protocol | UU | Instant | As an additional cost to cast this spell, tap an untapped artifact you control or pay {1}. Counter target spell. |
| Spelljack | 3UUU | Instant | Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may play it without paying its mana cost for as long as it remains exiled. (If it has X in its mana cost, X is 0.) |
| Mesmeric Glare | 2U | Instant — Adventure | Counter target spell with mana value 3 or less. (Then exile this card. You may cast the creature later from exile.) |
| Minor Misstep | U | Instant | Counter target spell with mana value 1 or less. |
| Thoughtbind | 2U | Instant | Counter target spell with mana value 4 or less. |
| Bomb Squad | 3R | Creature — Dwarf | {T}: Put a fuse counter on target creature. At the beginning of your upkeep, put a fuse counter on each creature with a fuse counter on it. Whenever a creature has four or more fuse counters on it, remove all fuse counters from it and destroy it. That creature deals 4 damage to its controller. 1/1 |