M:tG card similarity search
3B/G · Instant
If {B} was spent to cast this spell, you may have target creature get -3/-3 until end of turn. If {G} was spent to cast this spell, you may have target creature get +3/+3 until end of turn. (Do both if {B}{G} was spent.)
| Name | Mana | Type | Text |
|---|---|---|---|
| The Ruinous Powers | 2BR | Enchantment | At the beginning of your upkeep, choose an opponent at random. Exile the top card of that player's library. Until end of turn, you may play that card and you may spend mana as though it were mana of any color to cast it. When you cast a spell this way, its owner loses life equal to its mana value. |
| Retrieval Agent | 3U | Creature — Human Soldier | {2}: Retrieval Agent gets +1/-1 until end of turn. 2/5 |
| Goblin Banneret | R | Creature — Goblin Soldier | Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) {1}{R}: Goblin Banneret gets +2/+0 until end of turn. 1/1 |
| Demonic Gifts | 1B | Instant | Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield under its owner's control." |
| Erebos, Bleak-Hearted | 3B | Legendary Enchantment Creature — God | Indestructible As long as your devotion to black is less than five, Erebos isn't a creature. Whenever another creature you control dies, you may pay 2 life. If you do, draw a card. {1}{B}, Sacrifice another creature: Target creature gets -2/-1 until end of turn. 5/6 |
| The Seedcore | Land — Sphere | {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast Phyrexian creature spells. Corrupted — {T}: Target 1/1 creature gets +2/+1 until end of turn. Activate only if an opponent has three or more poison counters. | |
| Rune-Cervin Rider | 3W | Creature — Elf Knight | Flying {G/W}{G/W}: Rune-Cervin Rider gets +1/+1 until end of turn. 2/2 |
| Wretched Confluence | 3BB | Instant | Choose three. You may choose the same mode more than once. • Target player draws a card and loses 1 life. • Target creature gets -2/-2 until end of turn. • Return target creature card from your graveyard to your hand. |
| War Flare | 2RW | Instant | Creatures you control get +2/+1 until end of turn. Untap those creatures. |
| Shrouded Shepherd | 1W | Creature — Spirit Warrior | When Shrouded Shepherd enters the battlefield, target creature you control gets +2/+2 until end of turn. 2/2 |