Buck
A mount that feels spooked or mistreated can throw an unwelcome rider straight to the ground.
Most monsters that serve as mounts can attempt to buck off unwanted or annoying riders, but most mounts won't use this reaction against a trusted creature unless they're spooked or mistreated; Trigger A creature Mounts or uses the Command an Animal action while riding the monster; Effect The triggering creature must succeed at a Reflex saving throw against the listed DC or fall off the creature and land prone.
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