M:tG card similarity search
2GU · Creature — Merfolk Spirit
At the beginning of combat on your turn, Deepfathom Echo explores. Then you may have it become a copy of another creature you control until end of turn. (To have this creature explore, reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.) 4/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Théoden, King of Rohan | 1RW | Legendary Creature — Human Noble | Whenever Théoden, King of Rohan or another Human enters the battlefield under your control, target creature gains double strike until end of turn. 2/3 |
| Strength of the Coalition | G | Instant | Kicker {2}{W} (You may pay an additional {2}{W} as you cast this spell.) Target creature you control gets +2/+2 until end of turn. If this spell was kicked, put a +1/+1 counter on each creature you control. |
| Brightling | 1WW | Creature — Shapeshifter | {W}: Brightling gains vigilance until end of turn. {W}: Brightling gains lifelink until end of turn. {W}: Return Brightling to its owner's hand. {1}: Brightling gets +1/-1 or -1/+1 until end of turn. 3/3 |
| Guardian of Pilgrims | 1W | Creature — Spirit Cleric | When Guardian of Pilgrims enters the battlefield, target creature gets +1/+1 until end of turn. 2/2 |
| Foundry Street Denizen | R | Creature — Goblin Warrior | Whenever another red creature enters the battlefield under your control, Foundry Street Denizen gets +1/+0 until end of turn. 1/1 |
| Waxing Moon | 1G | Instant | Transform up to one target Werewolf you control. Creatures you control gain trample until end of turn. |
| Drooling Groodion | 3BBG | Creature — Beast | {2}{B}{G}, Sacrifice a creature: Target creature gets +2/+2 until end of turn. Another target creature gets -2/-2 until end of turn. 4/3 |
| Twinflame | 1R | Sorcery | Strive — This spell costs {2}{R} more to cast for each target beyond the first. Choose any number of target creatures you control. For each of them, create a token that's a copy of that creature, except it has haste. Exile those tokens at the beginning of the next end step. |
| Soul of the Harvest | 4GG | Creature — Elemental | Trample Whenever another nontoken creature enters the battlefield under your control, you may draw a card. 6/6 |
| Compleat Devotion | 1W | Instant | Target creature you control gets +2/+2 until end of turn. If that creature has toxic, draw a card. |