M:tG card similarity search
1U · Creature — Frog
Each creature spell you cast costs {1} less to cast if it has mutate. Whenever you cast a creature spell, if it has mutate, draw a card, then discard a card. 1/3
| Name | Mana | Type | Text |
|---|---|---|---|
| Commander Liara Portyr | 3RW | Legendary Creature — Human Soldier | Whenever you attack, spells you cast from exile this turn cost {X} less to cast, where X is the number of players being attacked. Exile the top X cards of your library. Until end of turn, you may cast spells from among those exiled cards. 5/3 |
| Inexorable Tide | 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.) |
| Case of the Ransacked Lab | 2U | Enchantment — Case | Instant and sorcery spells you cast cost {1} less to cast. To solve — You've cast four or more instant and sorcery spells this turn. (If unsolved, solve at the beginning of your end step.) Solved — Whenever you cast an instant or sorcery spell, draw a card. |
| Song of the Worldsoul | 4WW | Enchantment | Whenever you cast a spell, populate. (Create a token that's a copy of a creature token you control.) |
| Eris, Roar of the Storm | 8UR | Legendary Creature — Elemental Warlock | This spell costs {2} less to cast for each different mana value among instant and sorcery cards in your graveyard. Flying, prowess Whenever you cast your second spell each turn, create a 4/4 red Dragon Elemental creature token with flying and prowess. 4/4 |
| Triton Fortune Hunter | 2U | Creature — Merfolk Soldier | Heroic — Whenever you cast a spell that targets Triton Fortune Hunter, draw a card. 2/2 |
| Boreal Outrider | 2G | Snow Creature — Elf Warrior | Whenever you cast a creature spell, if {S} of any of that spell's colors was spent to cast it, that creature enters the battlefield with an additional +1/+1 counter on it. ({S} is mana from a snow source.) 3/2 |
| Whack | 3B | Sorcery | This spell costs {3} less to cast if it targets a white creature. Target creature gets -4/-4 until end of turn. |
| Suspicious Detonation | 4R | Sorcery | This spell costs {3} less to cast if you've sacrificed an artifact this turn. This spell can't be countered. (This includes by the ward ability.) Suspicious Detonation deals 4 damage to target creature. |
| Oppression | 1BB | Enchantment | Whenever a player casts a spell, that player discards a card. |