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17 May 2024: Card library updated.

Promise of Loyalty

4W · Sorcery

Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.

Similar cards

Color identity:
NameManaTypeText
Bounding Felidar 5WCreature — Cat Beast Mount Whenever Bounding Felidar attacks while saddled, put a +1/+1 counter on each other creature you control. You gain 1 life for each of those creatures. Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.) 4/7
Ajani, Nacatl Avenger Legendary Planeswalker — Ajani [+2]: Put a +1/+1 counter on each Cat you control. [0]: Create a 2/1 white Cat Warrior creature token. When you do, if you control a red permanent other than Ajani, Nacatl Avenger, he deals damage equal to the number of creatures you control to any target. [−4]: Each opponent chooses an artifact, a creature, an enchantment and a planeswalker from among the nonland permanents they control, then sacrifices the rest. Loyalty 3
Ring of Kalonia 2Artifact — Equipment Equipped creature has trample. (It can deal excess combat damage to the player or planeswalker it's attacking.) At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's green. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)
Clockwork Swarm 4Artifact Creature — Insect Clockwork Swarm enters the battlefield with four +1/+0 counters on it. Clockwork Swarm can't be blocked by Walls. At end of combat, if Clockwork Swarm attacked or blocked this combat, remove a +1/+0 counter from it. {X}, {T}: Put up to X +1/+0 counters on Clockwork Swarm. This ability can't cause the total number of +1/+0 counters on Clockwork Swarm to be greater than four. Activate only during your upkeep. 0/3
Shieldhide Dragon 5WCreature — Dragon Flying, lifelink Megamorph {5}{W}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When Shieldhide Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control. 3/3
Ring of Valkas 2Artifact — Equipment Equipped creature has haste. (It can attack and {T} no matter when it came under your control.) At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's red. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)
Spiraling Duelist 2RRCreature — Human Berserker Metalcraft — Spiraling Duelist has double strike as long as you control three or more artifacts. 3/1
Deranged Outcast 1GCreature — Human Rogue {1}{G}, Sacrifice a Human: Put two +1/+1 counters on target creature. 2/1
Noxious Bayou Land {T}: Add {B} or {G}. You get a poison counter.
Vibrating Sphere 4Artifact As long as it's your turn, creatures you control get +2/+0. As long as it's not your turn, creatures you control get -0/-2.
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