M:tG card similarity search
6UU · Enchantment
Whenever an opponent casts a spell, counter that spell and put a depletion counter on Decree of Silence. If there are three or more depletion counters on Decree of Silence, sacrifice it. Cycling {4}{U}{U} ({4}{U}{U}, Discard this card: Draw a card.) When you cycle Decree of Silence, you may counter target spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Hidden Ancients | 1G | Enchantment | When an opponent casts an enchantment spell, if Hidden Ancients is an enchantment, Hidden Ancients becomes a 5/5 Treefolk creature. |
| Eye of Duskmantle | 5BB | Creature — Eye | Flying, lifelink You may play lands and cast spells from among cards in your graveyard you've surveilled this turn. If you cast a spell this way, you pay life equal to its mana value rather than paying its mana cost. 3/8 |
| Sworn to the Legion | 4WW | Enchantment | When Sworn to the Legion enters the battlefield, nontoken creatures you control perpetually gain double team. Whenever you cast a creature spell, it perpetually gains double team. |
| Kozilek's Sentinel | 1R | Creature — Eldrazi Drone | Devoid (This card has no color.) Whenever you cast a colorless spell, Kozilek's Sentinel gets +1/+0 until end of turn. 1/4 |
| Hidden Guerrillas | G | Enchantment | When an opponent casts an artifact spell, if Hidden Guerrillas is an enchantment, Hidden Guerrillas becomes a 5/3 Soldier creature with trample. |
| Corrosion | 1BR | Enchantment | Cumulative upkeep {1} (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.) At the beginning of your upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with mana value less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated. When Corrosion leaves the battlefield, remove all rust counters from all permanents. |
| 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. |
| Stoic Sphinx | 2UU | Creature — Sphinx | Flash Flying Stoic Sphinx has hexproof as long as you haven't cast a spell this turn. 5/3 |
| Jade Seedstones | 3G | Artifact | When Jade Seedstones enters the battlefield, distribute three +1/+1 counters among one, two, or three target creatures you control. Craft with creature {5}{G}{G} ({5}{G}{G}, Exile this artifact, Exile a creature you control or a creature card from your graveyard: Return this card transformed under its owner's control. Craft only as a sorcery.) |
| Bounty Board | 3 | Artifact | {T}: Add one mana of any color. {1}, {T}: Put a bounty counter on target creature. Activate only as a sorcery. Whenever a creature with a bounty counter on it dies, each of its controller's opponents draws a card and gains 2 life. |