M:tG card similarity search
3U/R · Creature — Weird
({U/R} can be paid with either {U} or {R}.) When Petrahydrox becomes the target of a spell or ability, return Petrahydrox to its owner's hand. 3/3
| Name | Mana | Type | Text |
|---|---|---|---|
| Unstable Shapeshifter | 3U | Creature — Shapeshifter | Whenever another creature enters the battlefield, Unstable Shapeshifter becomes a copy of that creature, except it has this ability. 0/1 |
| Storm Cauldron | 5 | Artifact | Each player may play an additional land during each of their turns. Whenever a land is tapped for mana, return it to its owner's hand. |
| Nimble Obstructionist | 2U | Creature — Bird Wizard | Flash Flying Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.) When you cycle Nimble Obstructionist, counter target activated or triggered ability you don't control. 3/1 |
| Terminus | 4WW | Sorcery | Put all creatures on the bottom of their owners' libraries. Miracle {W} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.) |
| Karn's Temporal Sundering | 4UU | Legendary Sorcery | (You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Target player takes an extra turn after this one. Return up to one target nonland permanent to its owner's hand. Exile Karn's Temporal Sundering. |
| Trigger Happy | 1R | Instant | Choose a triggered ability of target permanent. It triggers. You control that ability. |
| Blood Clock | 4 | Artifact | At the beginning of each player's upkeep, that player returns a permanent they control to its owner's hand unless they pay 2 life. |
| A-Hakka, Whispering Raven | 1U | Legendary Creature — Bird | Flying Whenever Hakka, Whispering Raven deals combat damage to a player, return it to its owner's hand, then scry 2. 3/3 |
| Cephalid Illusionist | 1U | Creature — Cephalid Wizard | Whenever Cephalid Illusionist becomes the target of a spell or ability, mill three cards. {2}{U}, {T}: Prevent all combat damage that would be dealt to and dealt by target creature you control this turn. 1/1 |
| Mobilized District | Land | {T}: Add {C}. {4}: Mobilized District becomes a 3/3 Citizen creature with vigilance until end of turn. It's still a land. This ability costs {1} less to activate for each legendary creature and planeswalker you control. |