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 |
|---|---|---|---|
| Hedron Blade | 1 | Artifact — Equipment | Equipped creature gets +1/+1. Whenever equipped creature becomes blocked by one or more colorless creatures, it gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.) |
| Detention Vortex | W | Enchantment — Aura | Enchant nonland permanent Enchanted permanent can't attack or block, and its activated abilities can't be activated. {3}: Destroy Detention Vortex. Only your opponents may activate this ability and only as a sorcery. |
| Sanctum of Serra | Plane — Serra’s Realm | When you planeswalk away from Sanctum of Serra, destroy all nonland permanents. Whenever chaos ensues, you may have your life total become 20. | |
| Krovikan Horror | 3B | Creature — Horror Spirit | At the beginning of the end step, if Krovikan Horror is in your graveyard with a creature card directly above it, you may return Krovikan Horror to your hand. {1}, Sacrifice a creature: Krovikan Horror deals 1 damage to any target. 2/2 |
| Tazeem Roilmage | 1U | Creature — Merfolk Wizard | Kicker {4} (You may pay an additional {4} as you cast this spell.) When Tazeem Roilmage enters the battlefield, if it was kicked, return target instant or sorcery card from your graveyard to your hand. 2/1 |
| The Ninth Doctor | 1UR | Legendary Creature — Time Lord Doctor | Haste Into the TARDIS — Whenever The Ninth Doctor becomes untapped during your untap step, you get an additional upkeep step after this step. 2/4 |
| Breathkeeper Seraph | 4WW | Creature — Angel | Flying, soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.) As long as Breathkeeper Seraph is paired with another creature, each of those creatures has "When this creature dies, you may return it to the battlefield under its owner's control at the beginning of your next upkeep." 4/4 |
| Loathsome Troll | 3GG | Creature — Troll | {3}{G}: Roll a d20. Activate only if Loathsome Troll is in your graveyard. 1—9 | Put Loathsome Troll on top of your library. 10—19 | Return Loathsome Troll to your hand. 20 | Return Loathsome Troll to the battlefield tapped. 6/2 |
| Heir to Dragonfire | 1R | Creature — Human Warlock | {R}: Heir to Dragonfire gets +1/+0 until end of turn. {2}{R}, Reveal Heir to Dragonfire from your hand: Heir to Dragonfire perpetually becomes a Dragon, gets +3/+3, and gains flying. 2/2 |
| The Princess Takes Flight | 2W | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Exile up to one target creature. II — Target creature you control gets +2/+2 and gains flying until end of turn. III — Return the exiled card to the battlefield under its owner's control. |