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 |
|---|---|---|---|
| Hook Horror | 4B | Creature — Horror | Molting Exoskeleton — When Hook Horror dies, it perpetually gets -1/-1. Then if that card's toughness is 1 or greater, return it to the battlefield under its owner's control. 3/3 |
| Kindred Denial | 2UU | Instant | Counter target spell. Seek a card with the same mana value as that spell. |
| Alchor's Tomb | 4 | Artifact | {2}, {T}: Target permanent you control becomes the color of your choice. (This effect lasts indefinitely.) |
| Gustcloak Runner | W | Creature — Human Soldier | Whenever Gustcloak Runner becomes blocked, you may untap it and remove it from combat. 1/1 |
| Gustcloak Sentinel | 2WW | Creature — Human Soldier | Whenever Gustcloak Sentinel becomes blocked, you may untap it and remove it from combat. 3/3 |
| Roil Spout | 1WU | Sorcery | Put target creature on top of its owner's library. Awaken 4—{4}{W}{U} (If you cast this spell for {4}{W}{U}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.) |
| Spin into Myth | 4U | Instant | Put target creature on top of its owner's library, then fateseal 2. (To fateseal 2, look at the top two cards of an opponent's library, then put any number of them on the bottom of that player's library and the rest on top in any order.) |
| Stonybrook Schoolmaster | 2W | Creature — Merfolk Wizard | Whenever Stonybrook Schoolmaster becomes tapped, you may create a 1/1 blue Merfolk Wizard creature token. 1/2 |
| Dungeon Delver | 1U | Legendary Enchantment — Background | Commander creatures you own have "Room abilities of dungeons you own trigger an additional time." |
| Kurkesh, Onakke Ancient | 2RR | Legendary Creature — Ogre Spirit | Whenever you activate an ability of an artifact, if it isn't a mana ability, you may pay {R}. If you do, copy that ability. You may choose new targets for the copy. 4/3 |