Hieratic Sun Dragon Overlord of Heliopolis [CT09-EN004] Secret Rare Synchro/Effect Monster and one from that "something

and one from that "something new and surprising" group of R&D Playtest cards:

“Hey DXTR

look at all cards your opponent draws until the end of their 3rd turn after this card's activation

If a monster(s) your opponent controls is destroyed by battle or card effect and sent to the Graveyard: You can target 1 of those destroyed monsters

any monster effect activated by your opponent becomes “Destroy 1 Set Spell/Trap your opponent controls”

Hieratic Sun Dragon Overlord of Heliopolis [CT09-EN004] Secret Rare Synchro/Effect Monster and one from that "somethingSet: 2012 Collectors Tin Card type: Xyz Effect Monster Rarity: Secret Rare Attack: 3000 Defense: 2400 2 Level 8 monsters Once per turn: You can detach 1 Xyz Material from this card. Tribute any number of monsters from your hand and or your side of the field (minimum 1), then destroy an equal number of cards on the field.