Superb Steeds

Evidence

Ran on Kiln's test stand (2026-11-04): SuperbSteeds did not start: java.lang.NoClassDefFoundError: net/minecraft/advancements/triggers/CriterionTrigger.

What it needs from Kiln

• an access widener
• Mixin
• net.fabricmc.fabric.api.event.player.UseItemCallback
• net.fabricmc.fabric.api.object.builder.v1.entity.FabricDefaultAttributeRegistry
• net.fabricmc.fabric.api.object.builder.v1.entity.FabricDefaultAttributeRegistry.ModifyConsumer
• net.fabricmc.fabric.api.object.builder.v1.entity.FabricDefaultAttributeRegistry.ModifyContext
• net.fabricmc.fabric.api.object.builder.v1.entity.FabricDefaultAttributeRegistry.ModifyDefaultAttribute
• net.minecraft.advancements.triggers.PlayerTrigger
• net.minecraft.world.effect.MobEffectInstance
• net.minecraft.world.effect.MobEffects
• net.minecraft.world.entity.EntityTypes
• net.minecraft.world.entity.ai.attributes.AttributeModifier
• net.minecraft.world.entity.ai.attributes.AttributeModifier.Operation
• net.minecraft.world.entity.ai.attributes.AttributeSupplier
• net.minecraft.world.entity.ai.attributes.AttributeSupplier.Builder
• net.minecraft.world.entity.animal.camel.Camel
• net.minecraft.world.entity.animal.equine.AbstractHorse
• net.minecraft.world.entity.animal.equine.Llama
• net.minecraft.world.level.storage.ValueInput
• net.minecraft.world.level.storage.ValueOutput
• net.minecraft.advancements.triggers.CriterionTrigger
• AttributeInstance.addPermanentModifier()
• AttributeInstance.removeModifier()
• Player.getControlledVehicle()
• Player.getXRot()
• Vec3.horizontalDistanceSqr()

On the roadmap: Code next to data (0.3), Mixin (0.5)

In the author's words

Overhauls horses with various adjustments and training mechanics

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file superb-steeds-fabric-26.3-r1.jar. The scan reads the mod's classes; it does not run them.