M:tG card similarity search
3GU · 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 upkeep, put a growth counter on Malignant Growth. At the beginning of each opponent's draw step, that player draws an additional card for each growth counter on Malignant Growth, then Malignant Growth deals damage to the player equal to the number of cards they drew this way.
| Name | Mana | Type | Text |
|---|---|---|---|
| Rackling | 4 | Artifact Creature — Phyrexian Construct | At the beginning of each opponent's upkeep, Rackling deals X damage to that player, where X is 3 minus the number of cards in their hand. 2/2 |
| Epic Struggle | 2GG | Enchantment | At the beginning of your upkeep, if you control twenty or more creatures, you win the game. |
| River Song | 1UR | Legendary Creature — Human Time Lord Rogue | Meet in Reverse — You draw cards from the bottom of your library rather than the top. Spoilers — Whenever an opponent scries, surveils, or searches their library, put a +1/+1 counter on River Song. Then River Song deals damage to that player equal to its power. 2/2 |
| Ebon Praetor | 4BB | Creature — Avatar Praetor | First strike, trample At the beginning of your upkeep, put a -2/-2 counter on Ebon Praetor. Sacrifice a creature: Remove a -2/-2 counter from Ebon Praetor. If the sacrificed creature was a Thrull, put a +1/+0 counter on Ebon Praetor. Activate only during your upkeep and only once each turn. 5/5 |
| Skullcage | 4 | Artifact | At the beginning of each opponent's upkeep, Skullcage deals 2 damage to that player unless they have exactly three or exactly four cards in hand. |
| Sin Prodder | 2R | Creature — Devil | Menace At the beginning of your upkeep, reveal the top card of your library. Any opponent may have you put that card into your graveyard. If a player does, Sin Prodder deals damage to that player equal to that card's mana value. Otherwise, put that card into your hand. 3/2 |
| Ley Line | 3G | Enchantment | At the beginning of each player's upkeep, that player may put a +1/+1 counter on target creature of their choice. |
| Instrument of the Bards | G | Legendary Artifact | At the beginning of your upkeep, you may put a harmony counter on Instrument of the Bards. {3}{G}, {T}: Search your library for a creature card with mana value equal to the number of harmony counters on Instrument of the Bards, reveal it, and put it into your hand. If that card is legendary, create a Treasure token. Then shuffle. |
| Molder Slug | 3GG | Creature — Slug Beast | At the beginning of each player's upkeep, that player sacrifices an artifact. 4/6 |
| Sheoldred, Whispering One | 5BB | Legendary Creature — Phyrexian Praetor | Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) At the beginning of your upkeep, return target creature card from your graveyard to the battlefield. At the beginning of each opponent's upkeep, that player sacrifices a creature. 6/6 |