M:tG card similarity search
2R · Artifact
{T}: Add {R}. If that mana is spent on a Dragon creature spell, it gains haste until end of turn.
| Name | Mana | Type | Text |
|---|---|---|---|
| Hall of Tagsin | Land | {T}: Add {C}. {1}, {T}: Add one mana of any color. {4}, {T}: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") | |
| Plague Myr | 2 | Artifact Creature — Phyrexian Myr | Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {T}: Add {C}. 1/1 |
| Keeper of Secrets | 5R | Creature — Demon | First strike, haste Symphony of Pain — Whenever you cast a spell from anywhere other than your hand, Keeper of Secrets deals damage equal to that spell's mana value to target opponent. 6/4 |
| Exert Influence | 4U | Sorcery | Converge — Gain control of target creature if its power is less than or equal to the number of colors of mana spent to cast this spell. |
| Vedalken Engineer | 1U | Creature — Vedalken Artificer | {T}: Add two mana of any one color. Spend this mana only to cast artifact spells or activate abilities of artifacts. 1/1 |
| Nantuko Elder | 2G | Creature — Insect Druid | {T}: Add {C}{G}. 1/2 |
| Tangleroot | 3 | Artifact | Whenever a player casts a creature spell, that player adds {G}. |
| Diabolical Salvation | 2RRRR | Instant | Split second Create four 4/4 red Devil creature tokens with haste and "When this creature dies, create a colorless Treasure artifact token with '{T}, Sacrifice this artifact: Add one mana of any color.'" Sacrifice the Devil tokens at the beginning of the next end step. |
| Titans' Nest | 1BGU | Enchantment | At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) Exile a card from your graveyard: Add {C}. Spend this mana only to cast a spell that's one or more colors without {X} in its mana cost. |
| Aether Hub | Land | When Aether Hub enters the battlefield, you get {E} (an energy counter). {T}: Add {C}. {T}, Pay {E}: Add one mana of any color. |