M:tG card similarity search
1U · Artifact — Clue
As Ominous Lockbox enters the battlefield, secretly choose a number between 1 and 20. When an opponent casts a spell with mana value equal to the chosen number, sacrifice Ominous Lockbox. If you do, copy that spell, and you may choose new targets for the copy. {2}, Sacrifice Ominous Lockbox: Draw a card.
| Name | Mana | Type | Text |
|---|---|---|---|
| Tyrant of Discord | 4RRR | Creature — Elemental | When Tyrant of Discord enters the battlefield, target opponent chooses a permanent they control at random and sacrifices it. If a nonland permanent is sacrificed this way, repeat this process. 7/7 |
| Synth Infiltrator | 3UU | Artifact Creature — Synth | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) You may have Synth Infiltrator enter the battlefield as a copy of any creature on the battlefield, except it's a Synth artifact creature in addition to its other types. 0/0 |
| Trade Secrets | 1UU | Sorcery | Target opponent draws two cards, then you draw up to four cards. That opponent may repeat this process as many times as they choose. |
| Enthralling Hold | 3UU | Enchantment — Aura | Enchant creature You can't choose an untapped creature as this spell's target as you cast it. You control enchanted creature. |
| Ice Cave | 3UU | Enchantment | Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. (Mana cost includes color.) |
| Seasons Past | 4GG | Sorcery | Return any number of cards with different mana values from your graveyard to your hand. Put Seasons Past on the bottom of its owner's library. |
| Reprocess | 2BB | Sorcery | Sacrifice any number of artifacts, creatures, and/or lands. Draw a card for each permanent sacrificed this way. |
| Vesuvan Duplimancy | 3U | Enchantment | Whenever you cast a spell that targets only a single artifact or creature you control, create a token that's a copy of that artifact or creature, except it's not legendary. |
| Cackling Counterpart | 1UU | Instant | Create a token that's a copy of target creature you control. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Self-Reflection | 4UU | Sorcery | Create a token that's a copy of target creature you control. Flashback {3}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |