M:tG card similarity search
5R · Creature — Elemental
When Rumbling Ruin enters the battlefield, count the number of +1/+1 counters on creatures you control. Creatures your opponents control with power less than or equal to that number can't block this turn. 6/6
| Name | Mana | Type | Text |
|---|---|---|---|
| Familiar Ground | 2G | Enchantment | Each creature you control can't be blocked by more than one creature. |
| Stromkirk Mentor | 3B | Creature — Vampire Soldier | When Stromkirk Mentor enters the battlefield, put a +1/+1 counter on another target Vampire you control. 4/2 |
| Trespassing Souleater | 3 | Artifact Creature — Phyrexian Construct | {U/P}: Trespassing Souleater can't be blocked this turn. ({U/P} can be paid with either {U} or 2 life.) 2/2 |
| Taunting Arbormage | 2G | Creature — Elf Wizard | Kicker {3} (You may pay an additional {3} as you cast this spell.) When Taunting Arbormage enters the battlefield, if it was kicked, all creatures able to block target creature this turn do so. 2/3 |
| Gearseeker Serpent | 5UU | Creature — Serpent | This spell costs {1} less to cast for each artifact you control. {5}{U}: Gearseeker Serpent can't be blocked this turn. 5/6 |
| Loyal Guardian | 4G | Creature — Rhino | Trample Lieutenant — At the beginning of combat on your turn, if you control your commander, put a +1/+1 counter on each creature you control. 4/4 |
| Voracious Vacuum | 3 | Host Artifact Creature — Construct | When this creature enters the battlefield, put a +1/+1 counter on target creature. 1/1 |
| Glass Casket | 1W | Artifact | When Glass Casket enters the battlefield, exile target creature an opponent controls with mana value 3 or less until Glass Casket leaves the battlefield. |
| Citadel Siege | 2WW | Enchantment | As Citadel Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of combat on your turn, put two +1/+1 counters on target creature you control. • Dragons — At the beginning of combat on each opponent's turn, tap target creature that player controls. |
| 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. |