Prompthorn (FLOD-EN002) - Flames of Destruction 1st Edition

You can Tribute 1 Level 4 or lower Cyberse monster; Special Summon any number of Cyberse Normal Monsters from your Deck and/or GY whose total Levels equal the Level of the Tributed monster, but banish them during the End Phase. You can only use this effect of "Prompt Horn" once per turn.