diff --git a/paper-api/src/main/java/org/bukkit/EntityEffect.java b/paper-api/src/main/java/org/bukkit/EntityEffect.java
index d7ccccdf3f..37c321067e 100644
--- a/paper-api/src/main/java/org/bukkit/EntityEffect.java
+++ b/paper-api/src/main/java/org/bukkit/EntityEffect.java
@@ -112,11 +112,25 @@ public enum EntityEffect {
     // 5 - unused
     /**
      * The smoke when taming an entity fails.
+     * @deprecated use {@link EntityEffect#TAMING_FAILED}
      */
+    @Deprecated(since = "1.21") // Paper
     WOLF_SMOKE(6, Tameable.class),
+    // Paper start - rename "wolf" effects
+    /**
+     * The smoke when taming an entity fails.
+     */
+    TAMING_FAILED(6, Tameable.class),
     /**
      * The hearts when taming an entity succeeds.
      */
+    TAMING_SUCCEEDED(7, Tameable.class),
+    // Paper end - rename "wolf" effects
+    /**
+     * The hearts when taming an entity succeeds.
+     * @deprecated use {@link EntityEffect#TAMING_SUCCEEDED}
+     */
+    @Deprecated(since = "1.21") // Paper
     WOLF_HEARTS(7, Tameable.class),
     /**
      * When a wolf shakes (after being wet).
@@ -204,7 +218,9 @@ public enum EntityEffect {
     ARMOR_STAND_HIT(32, ArmorStand.class),
     /**
      * Entity hurt by thorns attack.
+     * @deprecated in favor of {@link LivingEntity#playHurtAnimation(float)} or {@link Entity#broadcastHurtAnimation(java.util.Collection)}
      */
+    @Deprecated(since = "1.19.4", forRemoval = true) // Paper
     THORNS_HURT(33, LivingEntity.class),
     /**
      * Iron golem puts away rose.
@@ -216,11 +232,15 @@ public enum EntityEffect {
     TOTEM_RESURRECT(35, LivingEntity.class),
     /**
      * Entity hurt due to drowning damage.
+     * @deprecated in favor of {@link LivingEntity#playHurtAnimation(float)} or {@link Entity#broadcastHurtAnimation(java.util.Collection)}
      */
+    @Deprecated(since = "1.19.4", forRemoval = true)
     HURT_DROWN(36, LivingEntity.class),
     /**
      * Entity hurt due to explosion damage.
+     * @deprecated in favor of {@link LivingEntity#playHurtAnimation(float)} or {@link Entity#broadcastHurtAnimation(java.util.Collection)}
      */
+    @Deprecated(since = "1.19.4", forRemoval = true)
     HURT_EXPLOSION(37, LivingEntity.class),
     /**
      * Dolphin has been fed and is locating a structure.
@@ -244,11 +264,15 @@ public enum EntityEffect {
     VILLAGER_SPLASH(42, Villager.class),
     /**
      * Player's bad omen effect removed to start or increase raid difficult.
+     * @deprecated raid system was overhauled in 1.20.5
      */
+    @Deprecated(since = "1.20.5", forRemoval = true)
     PLAYER_BAD_OMEN_RAID(43, Player.class),
     /**
      * Entity hurt due to berry bush. Prickly!
+     * @deprecated in favor of {@link LivingEntity#playHurtAnimation(float)} or {@link Entity#broadcastHurtAnimation(java.util.Collection)}
      */
+    @Deprecated(since = "1.19.4", forRemoval = true)
     HURT_BERRY_BUSH(44, LivingEntity.class),
     /**
      * Fox chews the food in its mouth
@@ -331,7 +355,23 @@ public enum EntityEffect {
      * Sniffer must have a target and be in {@link Sniffer.State#SEARCHING} or
      * {@link Sniffer.State#DIGGING}
      */
-    SNIFFER_DIG(63, Sniffer.class);
+    SNIFFER_DIG(63, Sniffer.class),
+    // Paper start - add missing EntityEffect
+    /**
+     * Armadillo peeks out of its shell
+     */
+    ARMADILLO_PEEK(64, org.bukkit.entity.Armadillo.class),
+    /**
+     * {@link org.bukkit.inventory.EquipmentSlot#BODY} armor piece breaks
+     */
+    BODY_BREAK(65, LivingEntity.class),
+    /**
+     * A creaking transient shaking when being hit.
+     * Does not apply to plain creaking entities as they are not invulnerable like the transient ones spawned by the
+     * creaking heart.
+     */
+    SHAKE(66, org.bukkit.entity.Creaking.class);
+    // Paper end - add missing EntityEffect
 
     private final byte data;
     private final Class<? extends Entity> applicable;
diff --git a/paper-api/src/main/java/org/bukkit/entity/Entity.java b/paper-api/src/main/java/org/bukkit/entity/Entity.java
index e56808a884..19272cff8d 100644
--- a/paper-api/src/main/java/org/bukkit/entity/Entity.java
+++ b/paper-api/src/main/java/org/bukkit/entity/Entity.java
@@ -1159,4 +1159,17 @@ public interface Entity extends Metadatable, CommandSender, Nameable, Persistent
      */
     @NotNull String getScoreboardEntryName();
     // Paper end - entity scoreboard name
+
+    // Paper start - broadcast hurt animation
+    /**
+     * Broadcasts a hurt animation. This fakes incoming damage towards the target entity.
+     * <p>
+     * The target players cannot include {@code this} player. For self-damage, use
+     * {@link Player#sendHurtAnimation(float)}.
+     *
+     * @param players the players to broadcast to (cannot include {@code this}
+     * @throws IllegalArgumentException if {@code this} is contained in {@code players}
+     */
+    void broadcastHurtAnimation(@NotNull java.util.Collection<Player> players);
+    // Paper end - broadcast hurt animation
 }
diff --git a/paper-api/src/main/java/org/bukkit/entity/Player.java b/paper-api/src/main/java/org/bukkit/entity/Player.java
index 0387eb0257..fac4aec289 100644
--- a/paper-api/src/main/java/org/bukkit/entity/Player.java
+++ b/paper-api/src/main/java/org/bukkit/entity/Player.java
@@ -3899,4 +3899,16 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
     @Override
     Spigot spigot();
     // Spigot end
+
+    // Paper start - entity effect API
+    /**
+     * Plays an entity effect to this player for the target entity
+     * <p>
+     * If the effect is not applicable to this class of entity, it will not play.
+     *
+     * @param effect the entity effect
+     * @param target the target entity
+     */
+    void sendEntityEffect(org.bukkit.@NotNull EntityEffect effect, @NotNull Entity target);
+    // Paper end - entity effect API
 }