M:tG card similarity search
4GG · Enchantment
If you tap a permanent for mana, it produces twice as much of that mana instead.
| Name | Mana | Type | Text |
|---|---|---|---|
| Nassari, Dean of Expression | 3RR | Legendary Creature — Efreet Shaman | At the beginning of your upkeep, exile the top card of each opponent's library. Until end of turn, you may cast spells from among those exiled cards, and you may spend mana as though it were mana of any color to cast those spells. Whenever you cast a spell from exile, put a +1/+1 counter on Nassari, Dean of Expression. 4/4 |
| In the Eye of Chaos | 2U | World Enchantment | Whenever a player casts an instant spell, counter it unless that player pays {X}, where X is its mana value. |
| Kamahl's Druidic Vow | XGG | Legendary Sorcery | (You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Look at the top X cards of your library. You may put any number of land and/or legendary permanent cards with mana value X or less from among them onto the battlefield. Put the rest into your graveyard. |
| Predators' Hour | 1B | Sorcery | Until end of turn, creatures you control gain menace and "Whenever this creature deals combat damage to a player, exile the top card of that player's library face down. You may look at and play that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell." |
| Indestructibility | 3W | Enchantment — Aura | Enchant permanent Enchanted permanent has indestructible. (Effects that say "destroy" don't destroy that permanent. A creature with indestructible can't be destroyed by damage.) |
| Thran Turbine | 1 | Artifact | At the beginning of your upkeep, you may add {C}{C}. You can't spend this mana to cast spells. |
| Hearth Kami | 1R | Creature — Spirit | {X}, Sacrifice Hearth Kami: Destroy target artifact with mana value X. 2/1 |
| Forgotten Sentinel | 4 | Artifact Creature — Golem | Forgotten Sentinel enters the battlefield tapped. 4/3 |
| Rusted Sentinel | 4 | Artifact Creature — Golem | Rusted Sentinel enters the battlefield tapped. 3/4 |
| Whipcorder | WW | Creature — Human Soldier Rebel | {W}, {T}: Tap target creature. Morph {W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 2/2 |