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 |
|---|---|---|---|
| Eliminate the Competition | 4B | Sorcery | As an additional cost to cast this spell, sacrifice X creatures. Destroy X target creatures. |
| Rise of Eagles | 4UU | Sorcery | Create two 2/2 blue Bird enchantment creature tokens with flying. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) |
| Memory Erosion | 1UU | Enchantment | Whenever an opponent casts a spell, that player mills two cards. |
| Aerial Caravan | 4UU | Creature — Human Soldier | Flying {1}{U}{U}: Exile the top card of your library. Until end of turn, you may play that card. (Reveal the card as you exile it.) 4/3 |
| Spawnsire of Ulamog | 10 | Creature — Eldrazi | Annihilator 1 (Whenever this creature attacks, defending player sacrifices a permanent.) {4}: Create two 0/1 colorless Eldrazi Spawn creature tokens. They have "Sacrifice this creature: Add {C}." {20}: Cast any number of Eldrazi spells from among cards you own outside the game without paying their mana costs. 7/11 |
| Stolen Goods | 3U | Sorcery | Target opponent exiles cards from the top of their library until they exile a nonland card. Until end of turn, you may cast that card without paying its mana cost. |
| Apex Observatory | Artifact | Apex Observatory enters the battlefield tapped. As it enters, choose a card type shared among two exiled cards used to craft it. {T}: The next spell you cast this turn of the chosen type can be cast without paying its mana cost. | |
| Revive the Shire | 1G | Sorcery | Return target permanent card from your graveyard to your hand. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.") |
| Myr Turbine | 5 | Artifact | {T}: Create a 1/1 colorless Myr artifact creature token. {T}, Tap five untapped Myr you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle. |
| Baku Altar | 2 | Artifact | Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Baku Altar. {2}, {T}, Remove a ki counter from Baku Altar: Create a 1/1 colorless Spirit creature token. |