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 |
|---|---|---|---|
| Countersquall | UB | Instant | Counter target noncreature spell. Its controller loses 2 life. |
| Ydwen Efreet | RRR | Creature — Efreet | Whenever Ydwen Efreet blocks, flip a coin. If you lose the flip, remove Ydwen Efreet from combat and it can't block this turn. Creatures it was blocking that had become blocked by only Ydwen Efreet this combat become unblocked. 3/6 |
| Clergy of the Holy Nimbus | W | Creature — Human Cleric | If Clergy of the Holy Nimbus would be destroyed, regenerate it. {1}: Clergy of the Holy Nimbus can't be regenerated this turn. Only your opponents may activate this ability. 1/1 |
| Invasion of Tolvada | 3WB | Battle — Siege | (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Tolvada enters the battlefield, return target nonbattle permanent card from your graveyard to the battlefield. |
| Helvault | 3 | Legendary Artifact | {1}, {T}: Exile target creature you control. {7}, {T}: Exile target creature you don't control. When Helvault is put into a graveyard from the battlefield, return all cards exiled with it to the battlefield under their owners' control. |
| Phyrexian Atlas | 3 | Artifact | {T}: Add one mana of any color. Corrupted — Whenever Phyrexian Atlas becomes tapped, each opponent who has three or more poison counters loses 1 life. |
| Convulsing Licid | 2R | Creature — Licid | {R}, {T}: Convulsing Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {R} to end this effect. Enchanted creature can't block. 2/2 |
| Calming Licid | 2W | Creature — Licid | {W}, {T}: Calming Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {W} to end this effect. Enchanted creature can't attack. 2/2 |
| Rise and Shine | 1U | Sorcery | Target noncreature artifact you control becomes a 0/0 artifact creature. Put four +1/+1 counters on each artifact that became a creature this way. Overload {4}{U}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.") |
| Rowan's Talent | 2RR | Enchantment — Aura | Enchant planeswalker Enchanted planeswalker has "[+1]: Up to one target creature gets +2/+0 and gains first strike and trample until end of turn." Whenever you activate a loyalty ability of enchanted planeswalker, copy that ability. You may choose new targets for the copy. |