M:tG card similarity search
· Legendary Land
{T}: Add {C}. {4}, {T}: Investigate. (Create a colorless Clue artifact token with "{2}, Sacrifice this artifact: Draw a card.") At the beginning of your end step, if you sacrificed three or more Clues this turn, transform Havengul Laboratory.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Putrefax | 3GG | Creature — Phyrexian Horror | Trample, haste Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of the end step, sacrifice Putrefax. 5/3 | 
| Mark of the Oni | 2B | Enchantment — Aura | Enchant creature You control enchanted creature. At the beginning of the end step, if you control no Demons, sacrifice Mark of the Oni. | 
| Demonic Lore | 2B | Enchantment | When Demonic Lore enters the battlefield, draw three cards. At the beginning of your end step, you lose 2 life for each card in your hand. | 
| Biovisionary | 1GU | Creature — Human Wizard | At the beginning of the end step, if you control four or more creatures named Biovisionary, you win the game. 2/3 | 
| Enterprising Scallywag | 1R | Creature — Goblin Pirate | At the beginning of your end step, if you descended this turn, create a Treasure token. (You descended if a permanent card was put into your graveyard from anywhere.) 2/2 | 
| Ideas Unbound | UU | Sorcery — Arcane | Draw three cards. Discard three cards at the beginning of the next end step. | 
| Spiny Starfish | 2U | Creature — Starfish | {U}: Regenerate Spiny Starfish. At the beginning of each end step, if Spiny Starfish regenerated this turn, create a 0/1 blue Starfish creature token for each time it regenerated this turn. 0/1 | 
| Vinesoul Spider | 1G | Creature — Elemental Spider | Reach At the beginning of your end step, put a random land card from your library into your graveyard. 3/2 | 
| Spark Trooper | 1RRW | Creature — Elemental Soldier | Trample, lifelink, haste At the beginning of the end step, sacrifice Spark Trooper. 6/1 | 
| Well of Discovery | 6 | Artifact | At the beginning of your end step, if you control no untapped lands, draw a card. |