M:tG card similarity search
2RR · Enchantment
Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your end step, Magmatic Core deals X damage divided as you choose among any number of target creatures, where X is the number of age counters on it.
| Name | Mana | Type | Text |
|---|---|---|---|
| Planequake | XR | Sorcery | Planequake deals X damage to each creature without flying and each planeswalker. If X is 10 or more, open the "Uncovered Cavern" plot booster. |
| Cascade Seer | 3U | Creature — Merfolk Wizard | When Cascade Seer enters the battlefield, scry X, where X is the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) 3/3 |
| Crimson Hellkite | 6RRR | Creature — Dragon | Flying {X}, {T}: Crimson Hellkite deals X damage to target creature. Spend only red mana on X. 6/6 |
| Battletide Alchemist | 3WW | Creature — Kithkin Cleric | If a source would deal damage to a player, you may prevent X of that damage, where X is the number of Clerics you control. 3/4 |
| Dark Suspicions | 2BB | Enchantment | At the beginning of each opponent's upkeep, that player loses X life, where X is the number of cards in that player's hand minus the number of cards in your hand. |
| Accessories to Murder | Artifact — Contraption | Whenever you crank Accessories to Murder, target creature gets +X/+0 until end of turn, where X is the number of creatures you control. | |
| Primordial Ooze | R | Creature — Ooze | Primordial Ooze attacks each combat if able. At the beginning of your upkeep, put a +1/+1 counter on Primordial Ooze. Then you may pay {X}, where X is the number of +1/+1 counters on it. If you don't, tap Primordial Ooze and it deals X damage to you. 1/1 |
| Sunfall | 3WW | Sorcery | Exile all creatures. Incubate X, where X is the number of creatures exiled this way. (Create an Incubator token with X +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) |
| Invasion of Tarkir | 1R | 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 Tarkir enters the battlefield, reveal any number of Dragon cards from your hand. When you do, Invasion of Tarkir deals X plus 2 damage to any other target, where X is the number of cards revealed this way. (X can be 0.) |
| Corrosive Gale | XG/P | Sorcery | ({G/P} can be paid with either {G} or 2 life.) Corrosive Gale deals X damage to each creature with flying. |