M:tG card similarity search
2U · Enchantment
Cast this spell only if no permanents named Tidal Influence are on the battlefield. Tidal Influence enters the battlefield with a tide counter on it. At the beginning of your upkeep, put a tide counter on Tidal Influence. As long as there is exactly one tide counter on Tidal Influence, all blue creatures get -2/-0. As long as there are exactly three tide counters on Tidal Influence, all blue creatures get +2/+0. Whenever there are four or more tide counters on Tidal Influence, remove all tide counters from it.
| Name | Mana | Type | Text |
|---|---|---|---|
| Ertai, Wizard Adept | 2U | Legendary Creature — Human Wizard | {2}{U}{U}, {T}: Counter target spell. 1/1 |
| Chupacabra Echo | 2BB | Creature — Beast Horror Spirit | Fathomless descent — When Chupacabra Echo enters the battlefield, target creature an opponent controls gets -X/-X until end of turn, where X is the number of permanent cards in your graveyard. 3/2 |
| Battle of Wits | 3UU | Enchantment | At the beginning of your upkeep, if you have 200 or more cards in your library, you win the game. |
| Courage in Crisis | 2G | Sorcery | Put a +1/+1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Might Beyond Reason | 3G | Instant | Put two +1/+1 counters on target creature. Delirium — Put three +1/+1 counters on that creature instead if there are four or more card types among cards in your graveyard. |
| Goldvein Hydra | XG | Creature — Hydra | Vigilance, trample, haste Goldvein Hydra enters the battlefield with X +1/+1 counters on it. When Goldvein Hydra dies, create a number of tapped Treasure tokens equal to its power. 0/0 |
| The Tyrant | Hero | Exile The Tyrant: Creatures your opponents control get -1/-1 until end of turn. | |
| Decree of Pain | 6BB | Sorcery | Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way. Cycling {3}{B}{B} ({3}{B}{B}, Discard this card: Draw a card.) When you cycle Decree of Pain, all creatures get -2/-2 until end of turn. |
| Guiding Voice | W | Sorcery | Put a +1/+1 counter on target creature. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.) |
| Toxic Stench | 1B | Instant | Target nonblack creature gets -1/-1 until end of turn. Threshold — If seven or more cards are in your graveyard, instead destroy that creature. It can't be regenerated. |