M:tG card similarity search
3 · Artifact
Whenever a land an opponent controls is tapped for mana, tap all lands that player controls that could produce any type of mana that land could produce.
| Name | Mana | Type | Text |
|---|---|---|---|
| Mana Cache | 1RR | Enchantment | At the beginning of each player's end step, put a charge counter on Mana Cache for each untapped land that player controls. Remove a charge counter from Mana Cache: Add {C}. Any player may activate this ability but only during their turn before the end step. |
| Mwonvuli Acid-Moss | 2GG | Sorcery | Destroy target land. Search your library for a Forest card, put that card onto the battlefield tapped, then shuffle. |
| Foundry Hornet | 3B | Creature — Insect | Flying When Foundry Hornet enters the battlefield, if you control a creature with a +1/+1 counter on it, creatures your opponents control get -1/-1 until end of turn. 2/3 |
| Llawan, Cephalid Empress | 3U | Legendary Creature — Cephalid Noble | When Llawan, Cephalid Empress enters the battlefield, return all blue creatures your opponents control to their owners' hands. Your opponents can't cast blue creature spells. 2/3 |
| Shire Shirriff | 1W | Creature — Halfling Soldier | Vigilance When Shire Shirriff enters the battlefield, you may sacrifice a token. When you do, exile target creature an opponent controls until Shire Shirriff leaves the battlefield. 2/2 |
| Onslaught | R | Enchantment | Whenever you cast a creature spell, tap target creature. |
| Do or Die | 1B | Sorcery | Separate all creatures target player controls into two piles. Destroy all creatures in the pile of that player's choice. They can't be regenerated. |
| Nyx Lotus | 4 | Legendary Artifact | Nyx Lotus enters the battlefield tapped. {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.) |
| Mirror Mirror | 7 | Artifact | Mirror Mirror enters the battlefield tapped. {7}, {T}, Sacrifice Mirror Mirror: Choose target player. At the beginning of the next end step, exchange life totals with that player, exchange control of all permanents you and that player control, and exchange cards in your hands, cards in your libraries, and cards in your graveyards. |
| Well of Discovery | 6 | Artifact | At the beginning of your end step, if you control no untapped lands, draw a card. |