M:tG card similarity search
R · World Enchantment
At the beginning of each player's upkeep, Storm World deals X damage to that player, where X is 4 minus the number of cards in their hand.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Savage Twister | XRG | Sorcery | Savage Twister deals X damage to each creature. | 
| Synchronized Spellcraft | 4R | Instant | Synchronized Spellcraft deals 4 damage to target creature and X damage to that creature's controller, where X is the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) | 
| Starstorm | XRR | Instant | Starstorm deals X damage to each creature. Cycling {3} ({3}, Discard this card: Draw a card.) | 
| Explosion | XUURR | Instant | Explosion deals X damage to any target. Target player draws X cards. | 
| Scent of Cinder | 1R | Sorcery | Reveal any number of red cards in your hand. Scent of Cinder deals X damage to any target, where X is the number of cards revealed this way. | 
| Hellfire | 2BBB | Sorcery | Destroy all nonblack creatures. Hellfire deals X plus 3 damage to you, where X is the number of creatures that died this way. | 
| Dwarven Shrine | 1RR | Enchantment | Whenever a player casts a spell, Dwarven Shrine deals X damage to that player, where X is twice the number of cards in all graveyards with the same name as that spell. | 
| Niv-Mizzet, Guildpact | WUBRG | Legendary Creature — Dragon Avatar | Flying, hexproof from multicolored Whenever Niv-Mizzet, Guildpact deals combat damage to a player, it deals X damage to any target, target player draws X cards, and you gain X life, where X is the number of different color pairs among permanents you control that are exactly two colors. 6/6 | 
| Meishin, the Mind Cage | 4UUU | Legendary Enchantment | All creatures get -X/-0, where X is the number of cards in your hand. | 
| Calamitous Cave-In | 3R | Sorcery | Calamitous Cave-In deals X damage to each creature and each planeswalker, where X is the number of Caves you control plus the number of Cave cards in your graveyard. |