M:tG card similarity search
3UB · Legendary Creature — Octopus Rogue
Whenever Marvo, Deep Operative attacks, clash with defending player. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.) Whenever you win a clash, draw a card. Then you may cast a spell from your hand with mana value 8 or less without paying its mana cost. 1/8
| Name | Mana | Type | Text |
|---|---|---|---|
| Lurking Nightstalker | BB | Creature — Nightstalker | Whenever Lurking Nightstalker attacks, it gets +2/+0 until end of turn. 1/1 |
| Bellowsbreath Ogre | 2R | Artifact Creature — Ogre Shaman | Starting intensity 1 Whenever Bellowsbreath Ogre attacks, it deals damage equal to its intensity to any target. Then Bellowsbreath Ogre intensifies by 1. 3/3 |
| Upwelling | 3G | Enchantment | Players don't lose unspent mana as steps and phases end. |
| Brazen Wolves | 2R | Creature — Wolf | Whenever Brazen Wolves attacks, it gets +2/+0 until end of turn. 2/3 |
| Wave of Terror | 2B | Enchantment | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your draw step, destroy each creature with mana value equal to the number of age counters on Wave of Terror. They can't be regenerated. |
| Colossal Whale | 5UU | Creature — Whale | Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever Colossal Whale attacks, you may exile target creature defending player controls until Colossal Whale leaves the battlefield. (That creature returns under its owner's control.) 5/5 |
| Winding Canyons | Land | {T}: Add {C}. {2}, {T}: You may cast creature spells this turn as though they had flash. | |
| Temporal Aperture | 2 | Artifact | {5}, {T}: Shuffle your library, then reveal the top card. Until end of turn, for as long as that card remains on top of your library, play with the top card of your library revealed and you may play that card without paying its mana cost. (If it has X in its mana cost, X is 0.) |
| Ersta, Friend to All | WUBRG | Legendary Planeswalker — Ersta | [+1]: Create a 1/1 Human Wizard creature token that's all colors. [−3]: Choose a card name from among Enlightened Tutor, Mystical Tutor, Booster Tutor, Imperial Recruiter, and Worldly Tutor. Create a copy of the card with the chosen name. You may cast the copy without paying its mana cost. [−8]: You get an emblem with "At the beginning of your upkeep, if you control twenty or more Wizards, you win the game." Ersta, Friend to All can be your commander. Loyalty 5 |
| Cloudkill | 4BB | Sorcery | All creatures get -X/-X until end of turn, where X is the greatest mana value of a commander you own on the battlefield or in the command zone. |