M:tG card similarity search
2WW · Enchantment
At the beginning of your upkeep, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Sporogenesis | 3G | Enchantment | At the beginning of your upkeep, you may put a fungus counter on target nontoken creature. Whenever a creature with a fungus counter on it dies, create a 1/1 green Saproling creature token for each fungus counter on that creature. When Sporogenesis leaves the battlefield, remove all fungus counters from all creatures. |
| Withercrown | 1B | Enchantment — Aura | Enchant creature Enchanted creature has base power 0 and has "At the beginning of your upkeep, you lose 1 life unless you sacrifice this creature." |
| Quicksilver Fountain | 3 | Artifact | At the beginning of each player's upkeep, that player puts a flood counter on target non-Island land they control of their choice. That land is an Island for as long as it has a flood counter on it. At the beginning of each end step, if all lands on the battlefield are Islands, remove all flood counters from them. |
| Pact of Negation | 0 | Instant | Counter target spell. At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game. |
| Sharktocrab | 2GU | Creature — Shark Octopus Crab | {2}{G}{U}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.) Whenever one or more +1/+1 counters are put on Sharktocrab, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step. 4/4 |
| Kadena's Silencer | 1U | Creature — Naga Wizard | When Kadena's Silencer is turned face up, counter all abilities your opponents control. Megamorph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) 2/1 |
| Quagnoth | 5G | Creature — Beast | Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Shroud (This creature can't be the target of spells or abilities.) When a spell or ability an opponent controls causes you to discard Quagnoth, return it to your hand. 4/5 |
| Slipstream Eel | 5UU | Creature — Fish Beast | Slipstream Eel can't attack unless defending player controls an Island. Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.) 6/6 |
| Goblin Fireleaper | 1R | Creature — Goblin Warrior | {1}{R}: Goblin Fireleaper gets +1/+0 until end of turn. When Goblin Fireleaper dies, it deals damage equal to its power to target creature an opponent controls. 1/1 |
| Mudbutton Clanger | R | Creature — Goblin Warrior | Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Mudbutton Clanger, you may reveal it. If you do, Mudbutton Clanger gets +1/+1 until end of turn. 1/1 |