M:tG card similarity search
3UU · Enchantment
Whenever you cast a spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Wandermare | 1GW | Creature — Horse | Whenever you cast a creature spell that has an Adventure, put a +1/+1 counter on Wandermare. (It doesn't need to have gone on the adventure first.) 3/3 |
| Esior, Wardwing Familiar | 1U | Legendary Creature — Bird | Flying Spells your opponents cast that target one or more commanders you control cost {3} more to cast. Partner (You can have two commanders if both have partner.) 1/3 |
| Circu, Dimir Lobotomist | 2UB | Legendary Creature — Human Wizard | Whenever you cast a blue spell, exile the top card of target player's library. Whenever you cast a black spell, exile the top card of target player's library. Your opponents can't cast spells with the same name as a card exiled with Circu, Dimir Lobotomist. 2/3 |
| Chief Engineer | 1U | Creature — Vedalken Artificer | Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for {1} or one mana of that creature's color.) 1/3 |
| Serra Avenger | WW | Creature — Angel | You can't cast this spell during your first, second, or third turns of the game. Flying, vigilance 3/3 |
| Smoldering Egg | 1R | Creature — Dragon Egg | Defender Whenever you cast an instant or sorcery spell, put a number of ember counters on Smoldering Egg equal to the amount of mana spent to cast that spell. Then if Smoldering Egg has seven or more ember counters on it, remove them and transform Smoldering Egg. 0/4 |
| Rhystic Study | 2U | Enchantment | Whenever an opponent casts a spell, you may draw a card unless that player pays {1}. |
| Sky Theater Strix | 1U | Creature — Bird | Flying Whenever you cast a noncreature spell, Sky Theater Strix gets +1/+0 until end of turn. 1/2 |
| Kozilek's Sentinel | 1R | Creature — Eldrazi Drone | Devoid (This card has no color.) Whenever you cast a colorless spell, Kozilek's Sentinel gets +1/+0 until end of turn. 1/4 |
| Watermarket | Land | {T}: Add {C}{C}. Spend this mana only to cast spells with watermarks. |