You can only use each effect of ""Synchro Overtop"" once per turn
When your opponent activates a monster effect in the hand or GY (Quick Effect): You can detach 1 material from this card
You can only use this effect of "Yummy★Redemption" once per turn
During your opponent's turn (Quick Effect): You can target 1 Fiend or Illusion monster you control
during either player's turn: You can Tribute 1 monster
MP25-EN287 * Mathmech Superfactorial * Ultra Rare * 2025 Mega-Pack Double Dust Tornado Twins You can only use eachEfecto: Target up to 3 "Mathmech" monsters in your GY with different names, then activate 1 of these effects; Special Summon them, but their effects are negated, then, immediately after this effect resolves, Synchro Summon 1 "Mathmech" Synchro Monster using only those monsters, and shuffle the materials into the Deck instead of sending them to the GY. Special Summon them, but their effects are negated, then, immediately after this effect resolves, Xyz