M:tG card similarity search
UB · Legendary Creature — Human Spy
As long as X is in X's owner's opponent's hand, X's owner may cast X and activate X's abilities. That opponent can't cast X and plays with their hand revealed. {U}{B}, {T}: Put X into target opponent's hand. {3}{U}{B}: You may play a land or cast a spell from the hand X is in. If you cast a spell this way, you cast it without paying its mana cost. 2/2
| Name | Mana | Type | Text |
|---|---|---|---|
| Twinning Glass | 4 | Artifact | {1}, {T}: You may cast a spell from your hand without paying its mana cost if it has the same name as a spell that was cast this turn. |
| Omniscience | 7UUU | Enchantment | You may cast spells from your hand without paying their mana costs. |
| Sen Triplets | 2WUB | Legendary Artifact Creature — Human Wizard | At the beginning of your upkeep, choose target opponent. This turn, that player can't cast spells or activate abilities and plays with their hand revealed. You may play lands and cast spells from that player's hand this turn. 3/3 |
| The Face of Boe | 1URW | Legendary Creature — Alien Advisor | {T}: You may cast a spell with suspend from your hand. If you do, pay its suspend cost rather than its mana cost. Activate only as a sorcery. 0/4 |
| Brilliant Ultimatum | WWUUUBB | Sorcery | Exile the top five cards of your library. An opponent separates those cards into two piles. You may play lands and cast spells from one of those piles. If you cast a spell this way, you cast it without paying its mana cost. |
| Tidal Barracuda | 3U | Creature — Fish | Any player may cast spells as though they had flash. Your opponents can't cast spells during your turn. 3/4 |
| Swindler's Scheme | 2U | Enchantment | Whenever an opponent casts a spell from their hand, you may reveal the top card of your library. If it shares a card type with that spell, counter that spell and that opponent may cast the revealed card without paying its mana cost. |
| Rashmi, Eternities Crafter | 2GU | Legendary Creature — Elf Druid | Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand. 2/3 |
| Extract Brain | XUB | Sorcery | Target opponent chooses X cards from their hand. Look at those cards. You may cast a spell from among them without paying its mana cost. |
| Vedalken Orrery | 4 | Artifact | You may cast spells as though they had flash. |