M:tG card similarity search
G · Enchantment
At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.
| Name | Mana | Type | Text |
|---|---|---|---|
| Ketria Crystal | 3 | Artifact | {T}: Add {G}, {U}, or {R}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Raugrin Crystal | 3 | Artifact | {T}: Add {U}, {R}, or {W}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Savai Crystal | 3 | Artifact | {T}: Add {R}, {W}, or {B}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Zagoth Crystal | 3 | Artifact | {T}: Add {B}, {G}, or {U}. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Neheb, the Eternal | 3RR | Legendary Creature — Zombie Minotaur Warrior | Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.) At the beginning of your postcombat main phase, add {R} for each 1 life your opponents have lost this turn. 4/6 |
| Chthonian Nightmare | 1B | Enchantment | When Chthonian Nightmare enters the battlefield, you get {E}{E}{E} (three energy counters). Pay X {E}, Sacrifice a creature, Return Chthonian Nightmare to its owner's hand: Return target creature card with mana value X from your graveyard to the battlefield. Activate only as a sorcery. |
| Reality Spasm | XUU | Instant | Choose one — • Tap X target permanents. • Untap X target permanents. |
| Rod of Absorption | 2U | Artifact | Whenever a player casts an instant or sorcery spell, exile it instead of putting it into a graveyard as it resolves. {X}, {T}, Sacrifice Rod of Absorption: You may cast any number of spells from among cards exiled with Rod of Absorption with total mana value X or less without paying their mana costs. |
| Magma Sliver | 3R | Creature — Sliver | All Slivers have "{T}: Target Sliver creature gets +X/+0 until end of turn, where X is the number of Slivers on the battlefield." 3/3 |
| 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 |