M:tG card similarity search
RG · Legendary Creature — Human Warlock
Activated abilities of creatures you control cost {X} less to activate, where X is Agatha of the Vile Cauldron's power. This effect can't reduce the mana in that cost to less than one mana. {4}{R}{G}: Other creatures you control get +1/+1 and gain trample and haste until end of turn. 1/1
| Name | Mana | Type | Text |
|---|---|---|---|
| Gwaihir the Windlord | 4WU | Legendary Creature — Bird Noble | This spell costs {2} less to cast as long as you've drawn two or more cards this turn. Flying, vigilance Other Birds you control have vigilance. 4/4 |
| Oath of Ajani | GW | Legendary Enchantment | When Oath of Ajani enters the battlefield, put a +1/+1 counter on each creature you control. Planeswalker spells you cast cost {1} less to cast. |
| Tale's End | 1U | Instant | Counter target activated ability, triggered ability, or legendary spell. |
| Bronze Calendar | 4 | Artifact | Spells you cast cost {1} less to cast. You must speak in a voice other than your normal voice. When you speak in your normal voice, sacrifice Bronze Calendar. |
| Hagra Mauling | 2BB | Instant | This spell costs {1} less to cast if an opponent controls no basic lands. Destroy target creature. |
| Richlau, Headmaster | 1WU | Legendary Creature — Human Advisor | At the beginning of your end step, you may pay {1}. When you do, target artifact card in your graveyard perpetually gains "This spell costs {1} less to cast." If it's a creature or Vehicle card, it perpetually gets +2/+2. Put it into your library second from the top. 2/4 |
| A-Cosmos Charger | 2U | Creature — Horse Spirit | Flash Flying Foretelling cards from your hand costs {1} less and can be done on any player's turn. Foretell {U} 3/2 |
| Cosmos Charger | 3U | Creature — Horse Spirit | Flash Flying Foretelling cards from your hand costs {1} less and can be done on any player's turn. Foretell {2}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) 3/3 |
| Enthusiastic Mechanaut | UR | Artifact Creature — Goblin Artificer | Flying Artifact spells you cast cost {1} less to cast. 2/2 |
| Gate Colossus | 8 | Artifact Creature — Construct | This spell costs {1} less to cast for each Gate you control. Gate Colossus can't be blocked by creatures with power 2 or less. Whenever a Gate enters the battlefield under your control, you may put Gate Colossus from your graveyard on top of your library. 8/8 |