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 |
|---|---|---|---|
| Caetus, Sea Tyrant of Segovia | Legendary Creature — Serpent | Noncreature spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting a noncreature spell pays for {1} or one mana of that creature's color.) At the beginning of your end step, untap up to four target creatures. 3/3 | |
| Goblin Dynamo | 5RR | Creature — Goblin Mutant | {T}: Goblin Dynamo deals 1 damage to any target. {X}{R}, {T}, Sacrifice Goblin Dynamo: It deals X damage to any target. 4/4 |
| Sarevok, Mighty Usurper | 3BG | Legendary Creature — Human Knight | Trample At the beginning of combat on your turn, target creature you control gains trample and gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard. 4/4 |
| Massive Raid | 1RR | Instant | Massive Raid deals damage to any target equal to the number of creatures you control. |
| Scourge of Fleets | 5UU | Creature — Kraken | When Scourge of Fleets enters the battlefield, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control. 6/6 |
| Fight with Fire | 2R | Sorcery | Kicker {5}{R} (You may pay an additional {5}{R} as you cast this spell.) Fight with Fire deals 5 damage to target creature. If this spell was kicked, it deals 10 damage divided as you choose among any number of targets instead. (Those targets can include players and planeswalkers.) |
| Grindclock | 2 | Artifact | {T}: Put a charge counter on Grindclock. {T}: Target player mills X cards, where X is the number of charge counters on Grindclock. |
| Olivia's Wrath | 4B | Sorcery | Each non-Vampire creature gets -X/-X until end of turn, where X is the number of Vampires you control. |
| Flurry of Wings | GWU | Instant | Create X 1/1 white Bird Soldier creature tokens with flying, where X is the number of attacking creatures. |
| Banefire | XR | Sorcery | Banefire deals X damage to any target. If X is 5 or more, this spell can't be countered and the damage can't be prevented. |