M:tG card similarity search
4 · Artifact
You may choose not to untap Helm of Possession during your untap step. {2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped.
| Name | Mana | Type | Text |
|---|---|---|---|
| Ronom Serpent | 5U | Snow Creature — Serpent | Ronom Serpent can't attack unless defending player controls a snow land. When you control no snow lands, sacrifice Ronom Serpent. 5/6 |
| Azusa's Many Journeys | 1G | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter.) I — You may play an additional land this turn. II — You gain 3 life. III — Exile this Saga, then return it to the battlefield transformed under your control. |
| Fiery Conclusion | 1R | Instant | As an additional cost to cast this spell, sacrifice a creature. Fiery Conclusion deals 5 damage to target creature. |
| Oceanus Dragon | 4UU | Creature — Dragon | Flying When Oceanus Dragon enters the battlefield, tap target creature an opponent controls. Goad it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) 3/5 |
| Goblin Grenadiers | 3R | Creature — Goblin | Whenever Goblin Grenadiers attacks and isn't blocked, you may sacrifice it. If you do, destroy target creature and target land. 2/2 |
| Dark Heart of the Wood | BG | Enchantment | Sacrifice a Forest: You gain 3 life. |
| Modular Monstrosity | 7 | Artifact Creature — Construct | Whenever an opponent casts a spell, you have five seconds to choose a keyword you haven't chosen for a card named Modular Monstrosity today that's been printed on a creature card. If you do, Modular Monstrosity gains that ability. Otherwise, Modular Monstrosity loses all keyword abilities. 3/3 |
| Eradicator Valkyrie | 2BB | Creature — Angel Berserker | Flying, lifelink, hexproof from planeswalkers Boast — {1}{B}, Sacrifice a creature: Each opponent sacrifices a creature or planeswalker. (Activate only if this creature attacked this turn and only once each turn.) 4/3 |
| Dictate of Erebos | 3BB | Enchantment | Flash Whenever a creature you control dies, each opponent sacrifices a creature. |
| Hunter's Blowgun | 1 | Artifact — Equipment | Equipped creature gets +1/+1. Equipped creature has deathtouch as long as it's your turn. Otherwise, it has reach. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.) |