M:tG card similarity search
3U · Creature — Human Knight
When Protocol Knight enters the battlefield, tap target creature an opponent controls. Put a stun counter on that creature if you control another Knight. (If a permanent with a stun counter would become untapped, remove one from it instead.) 3/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Bola Slinger | 3W | Creature — Cat Soldier | Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.) Whenever this creature attacks, tap target artifact or creature an opponent controls. 2/2 |
| Black Dragon | 5BB | Creature — Dragon | Flying Acid Breath — When Black Dragon enters the battlefield, target creature an opponent controls gets -3/-3 until end of turn. 4/4 |
| Legolas, Counter of Kills | 2GU | Legendary Creature — Elf Archer | Reach Whenever you scry, if Legolas, Counter of Kills is tapped, you may untap it. Do this only once each turn. Whenever a creature an opponent controls dies, put a +1/+1 counter on Legolas. 2/3 |
| Massacre Wurm | 3BBB | Creature — Phyrexian Wurm | When Massacre Wurm enters the battlefield, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life. 6/5 |
| Pridemalkin | 2G | Creature — Cat | When Pridemalkin enters the battlefield, put a +1/+1 counter on target creature you control. Each creature you control with a +1/+1 counter on it has trample. (They can deal excess combat damage to the player or planeswalker they're attacking.) 2/1 |
| Storm Front | G | Enchantment | {G}{G}: Tap target creature with flying. |
| Torrent Elemental | 4U | Creature — Elemental | Flying Whenever Torrent Elemental attacks, tap all creatures defending player controls. {3}{B/G}{B/G}: Put Torrent Elemental from exile onto the battlefield tapped. Activate only as a sorcery. 3/5 |
| Yahenni, Undying Partisan | 2B | Legendary Creature — Aetherborn Vampire | Haste Whenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni, Undying Partisan. Sacrifice another creature: Yahenni gains indestructible until end of turn. 2/2 |
| Castle Vantress | Land | Castle Vantress enters the battlefield tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2. | |
| Raffine's Silencer | 2B | Creature — Human Assassin | When Raffine's Silencer enters the battlefield, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.) When Raffine's Silencer dies, target creature an opponent controls gets -X/-X until end of turn, where X is Raffine's Silencer's power. 1/1 |