M:tG card similarity search
2GU · Creature — Merfolk Spirit
At the beginning of combat on your turn, Deepfathom Echo explores. Then you may have it become a copy of another creature you control until end of turn. (To have this creature explore, reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.) 4/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Ajani's Mantra | 1W | Enchantment | At the beginning of your upkeep, you may gain 1 life. |
| Herald of Anguish | 5BB | Creature — Demon | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Flying At the beginning of your end step, each opponent discards a card. {1}{B}, Sacrifice an artifact: Target creature gets -2/-2 until end of turn. 5/5 |
| Merrow Levitator | 3U | Creature — Merfolk Wizard | {T}: Target creature gains flying until end of turn. Whenever you cast a blue spell, you may untap Merrow Levitator. 2/3 |
| The Ninth Doctor | 1UR | Legendary Creature — Time Lord Doctor | Haste Into the TARDIS — Whenever The Ninth Doctor becomes untapped during your untap step, you get an additional upkeep step after this step. 2/4 |
| Brooding Saurian | 2GG | Creature — Lizard | At the beginning of each end step, each player gains control of all nontoken permanents they own. 4/4 |
| Candlekeep Inspiration | 4U | Sorcery | Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards you own in exile and in your graveyard that are instant cards, are sorcery cards, and/or have an Adventure. |
| Eagles of the North | 5W | Creature — Bird Soldier | Flying When Eagles of the North enters the battlefield, creatures you control get +1/+0 and gain first strike until end of turn. Plainscycling {1} ({1}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.) 3/3 |
| Flamekin Brawler | R | Creature — Elemental Warrior | {R}: Flamekin Brawler gets +1/+0 until end of turn. 0/2 |
| Shu Yun, the Silent Tempest | 2U | Legendary Creature — Human Monk | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever you cast a noncreature spell, you may pay {R/W}{R/W}. If you do, target creature gains double strike until end of turn. 3/2 |
| Boros Mastiff | 1W | Creature — Dog | Battalion — Whenever Boros Mastiff and at least two other creatures attack, Boros Mastiff gains lifelink until end of turn. (Damage dealt by a creature with lifelink also causes its controller to gain that much life.) 2/2 |