M:tG card similarity search
5R · Creature — Beholder
Whenever a creature an opponent controls attacks one of your opponents, double its power until end of turn. {X}{X}{R}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.) When Death Kiss becomes monstrous, goad up to X target creatures your opponents control. 5/5
| Name | Mana | Type | Text |
|---|---|---|---|
| The Flux | 2RR | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after VI.) I — The Flux deals 4 damage to target creature an opponent controls. II, III, IV, V — Exile the top card of your library. You may play that card this turn. VI — Add six {R}. |
| Slumbering Tora | 3 | Artifact | {2}, Discard a Spirit or Arcane card: Slumbering Tora becomes an X/X Cat artifact creature until end of turn, where X is the discarded card's mana value. |
| Marrow-Gnawer | 3BB | Legendary Creature — Rat Rogue | All Rats have fear. {T}, Sacrifice a Rat: Create X 1/1 black Rat creature tokens, where X is the number of Rats you control. 2/3 |
| Go-Shintai of Ancient Wars | 2R | Legendary Enchantment Creature — Shrine | First strike At the beginning of your end step, you may pay {1}. When you do, Go-Shintai of Ancient Wars deals X damage to target player or planeswalker, where X is the number of Shrines you control. 2/2 |
| Misstep | 1U | Sorcery | Creatures target player controls don't untap during that player's next untap step. |
| Emrakul, the World Anew | 12 | Legendary Creature — Eldrazi | When you cast this spell, gain control of all creatures target player controls. Flying, protection from spells and from permanents that were cast this turn When Emrakul, the World Anew leaves the battlefield, sacrifice all creatures you control. Madness—Pay six {C}. 12/12 |
| Berserk | G | Instant | Cast this spell only before the combat damage step. Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn. |
| Opal Guardian | WWW | Enchantment | When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red. |
| Soul Burn | X2B | Sorcery | Spend only black and/or red mana on X. Soul Burn deals X damage to any target. You gain life equal to the damage dealt, but not more than the amount of {B} spent on X, the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness. |
| About Face | R | Instant | Switch target creature's power and toughness until end of turn. |