M:tG card similarity search
1B · Instant
If you control a Swamp, you may pay 2 life rather than pay this spell's mana cost. Target creature gets +2/+0 until end of turn.
| Name | Mana | Type | Text |
|---|---|---|---|
| Fierce Guardianship | 2U | Instant | If you control a commander, you may cast this spell without paying its mana cost. Counter target noncreature spell. |
| Vectis Dominator | 1WB | Artifact Creature — Human Wizard | {T}: Tap target creature unless its controller pays 2 life. 0/2 |
| Omniscience | 7UUU | Enchantment | You may cast spells from your hand without paying their mana costs. |
| Catalyst Stone | 2 | Artifact | Flashback costs you pay cost up to {2} less. Flashback costs your opponents pay cost {2} more. |
| Shadowcloak Vampire | 4B | Creature — Vampire | Pay 2 life: Shadowcloak Vampire gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.) 4/3 |
| Yahenni's Expertise | 2BB | Sorcery | All creatures get -3/-3 until end of turn. You may cast a spell with mana value 3 or less from your hand without paying its mana cost. |
| Flawless Maneuver | 2W | Instant | If you control a commander, you may cast this spell without paying its mana cost. Creatures you control gain indestructible until end of turn. |
| Harnessed Lightning | 1R | Instant | Choose target creature. You get {E}{E}{E} (three energy counters), then you may pay any amount of {E}. Harnessed Lightning deals that much damage to that creature. |
| Morinfen | 3BB | Legendary Creature — Phyrexian Horror | Flying Cumulative upkeep—Pay 1 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) 5/4 |
| Nourishing Shoal | XGG | Instant — Arcane | You may exile a green card with mana value X from your hand rather than pay this spell's mana cost. You gain X life. |