Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Conversion

2WW · Enchantment

At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains.

Similar cards

Color identity:
NameManaTypeText
Vitaspore Thallid 1GCreature — Fungus At the beginning of your upkeep, put a spore counter on Vitaspore Thallid. Remove three spore counters from Vitaspore Thallid: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: Target creature gains haste until end of turn. 1/1
Crawling Sensation 2GEnchantment At the beginning of your upkeep, you may mill two cards. Whenever one or more land cards are put into your graveyard from anywhere for the first time each turn, create a 1/1 green Insect creature token.
Goblin Firebomb 1Artifact Flash {7}, {T}, Sacrifice Goblin Firebomb: Destroy target permanent.
Sivriss, Nightmare Speaker 3BLegendary Creature — Snake Cleric Warlock {T}, Sacrifice another creature or an artifact: For each opponent, you mill a card, then return that card from your graveyard to your hand unless that player pays 3 life. (To mill a card, put the top card of your library into your graveyard.) Choose a Background (You can have a Background as a second commander.) 3/3
Cyclopean Tomb 4Artifact {2}, {T}: Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate only during your upkeep. When Cyclopean Tomb is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with Cyclopean Tomb but that a mire counter has not been removed from with Cyclopean Tomb.
Obsidian Fireheart 1RRRCreature — Elemental {1}{R}{R}: Put a blaze counter on target land without a blaze counter on it. For as long as that land has a blaze counter on it, it has "At the beginning of your upkeep, this land deals 1 damage to you." (The land continues to burn after Obsidian Fireheart has left the battlefield.) 4/4
Teacher's Pet 1WCreature — Cat Bird Scientist {2}{W}, Sacrifice Teacher's Pet: Search your library for a card with augment, combine it with target host you control, then shuffle. 2/1
Winnower Patrol 2GCreature — Elf Warrior Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Winnower Patrol, you may reveal it. If you do, put a +1/+1 counter on Winnower Patrol. 3/2
Pompeii Plane — Earth When you planeswalk to Pompeii and at the beginning of your upkeep, put an eruption counter on it. Whenever you roll a blank on the planar die, scry 2. Then put an eruption counter on Pompeii. When chaos ensues, Pompeii deals damage to each creature and each player equal to the number of eruption counters on Pompeii. Each player sacrifices a land. Then planeswalk.
Deathspore Thallid 1BCreature — Zombie Fungus At the beginning of your upkeep, put a spore counter on Deathspore Thallid. Remove three spore counters from Deathspore Thallid: Create a 1/1 green Saproling creature token. Sacrifice a Saproling: Target creature gets -1/-1 until end of turn. 1/1
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