M:tG card similarity search
2 · Artifact
Whenever a player casts a green spell, you may pay {3}. If you do, untap target permanent.
| Name | Mana | Type | Text |
|---|---|---|---|
| Blessed Spirits | 2W | Creature — Spirit | Flying Whenever you cast an enchantment spell, put a +1/+1 counter on Blessed Spirits. 2/2 |
| Oketra's Last Mercy | 1WW | Sorcery | Your life total becomes equal to your starting life total. Lands you control don't untap during your next untap step. |
| Shared Discovery | U | Sorcery | As an additional cost to cast this spell, tap four untapped creatures you control. Draw three cards. |
| Invocation of the Founders | Enchantment | Whenever you cast an instant or sorcery spell from your hand, you may copy that spell. You may choose new targets for the copy. | |
| Conduit of Ruin | 6 | Creature — Eldrazi | When you cast this spell, you may search your library for a colorless creature card with mana value 7 or greater, reveal it, then shuffle and put that card on top. The first creature spell you cast each turn costs {2} less to cast. 5/5 |
| Xantid Swarm | G | Creature — Insect | Flying Whenever Xantid Swarm attacks, defending player can't cast spells this turn. 0/1 |
| Opal Guardian | WWW | Enchantment | When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red. |
| Asphyxiate | 1BB | Sorcery | Destroy target untapped creature. |
| Reservoir Kraken | 2UU | Creature — Kraken | Trample, ward {2} At the beginning of each combat, if Reservoir Kraken is untapped, any opponent may tap an untapped creature they control. If they do, tap Reservoir Kraken and create a 1/1 blue Fish creature token with "This creature can't be blocked." 6/6 |
| Karona, False God | 1WUBRG | Legendary Creature — Avatar | Haste At the beginning of each player's upkeep, that player untaps Karona, False God and gains control of it. Whenever Karona attacks, creatures of the creature type of your choice get +3/+3 until end of turn. 5/5 |