Limit Overdrive (SDSE-EN025) - Structure Deck: Synchron Extreme 1st Edition

Return 1 Tuner Synchro Monster and 1 non-Tuner Synchro Monster you control to the Extra Deck; Special Summon 1 Synchro Monster from your Extra Deck whose Level is equal to the combined Level of those 2 returned monsters, ignoring its Summoning conditions. You can only activate 1 "Limit Overdrive" per turn.