M:tG card similarity search
3 · Legendary Artifact
Whenever you cast a multicolored spell, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") {X}{X}{X}, {T}: Look at the top X cards of your library. Put up to two of them into your hand and the rest on the bottom of your library in a random order.
| Name | Mana | Type | Text |
|---|---|---|---|
| Madblind Mountain | Land — Mountain | ({T}: Add {R}.) Madblind Mountain enters the battlefield tapped. {R}, {T}: Shuffle your library. Activate only if you control two or more red permanents. | |
| Sméagol, Helpful Guide | 1BG | Legendary Creature — Halfling Horror | At the beginning of your end step, if a creature died under your control this turn, the Ring tempts you. Whenever the Ring tempts you, target opponent reveals cards from the top of their library until they reveal a land card. Put that card onto the battlefield tapped under your control and the rest into their graveyard. 4/2 |
| Mind's Dilation | 5UU | Enchantment | Whenever an opponent casts their first spell each turn, that player exiles the top card of their library. If it's a nonland card, you may cast it without paying its mana cost. |
| Sequestered Stash | Land | {T}: Add {C}. {4}, {T}, Sacrifice Sequestered Stash: Mill five cards. Then you may put an artifact card from your graveyard on top of your library. | |
| Boseiju Reaches Skyward | 3G | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter.) I — Search your library for up to two basic Forest cards, reveal them, put them into your hand, then shuffle. II — Put up to one target land card from your graveyard on top of your library. III — Exile this Saga, then return it to the battlefield transformed under your control. |
| Laboratory Maniac | 2U | Creature — Human Wizard | If you would draw a card while your library has no cards in it, you win the game instead. 2/2 |
| Tainted Pact | 1B | Instant | Exile the top card of your library. You may put that card into your hand unless it has the same name as another card exiled this way. Repeat this process until you put a card into your hand or you exile two cards with the same name, whichever comes first. |
| Dance with Calamity | 7R | Sorcery | Shuffle your library. As many times as you choose, you may exile the top card of your library. If the total mana value of the cards exiled this way is 13 or less, you may cast any number of spells from among those cards without paying their mana costs. |
| Stronghold Arena | 1B | Enchantment | Kicker {G} and/or {W} (You may pay an additional {G} and/or {W} as you cast this spell.) When Stronghold Arena enters the battlefield, you gain 3 life for each time it was kicked. Whenever one or more creatures you control deal combat damage to a player, you may reveal the top card of your library and put it into your hand. If you do, you lose life equal to its mana value. |
| Gomazoa | 2U | Creature — Jellyfish | Defender, flying {T}: Put Gomazoa and each creature it's blocking on top of their owners' libraries, then those players shuffle. 0/3 |