Your opponent cannot activate cards or effects in response to the effect activations of your Synchro Monsters with "Warrior", "Synchron", or "Stardust" in their original names.
If you Synchro Summon a "Warrior", "Synchron", or "Stardust" Synchro Monster: You can target 1 monster in your GY used as its material; Special Summon it in Defense Position.
You can only use this effect of "Synchro Chase" once per turn.