All-Fates Scroll
The fact that The Fourth Doctor returned to the battlefield means its ability can trigger again, so you can use Sensei's Divining Top to draw a card and put it on top of your library, which starts the infinite combo for infinite card draw, infinite ETBs, infinite LTBs, infinite draw triggers, infinite storm triggers, and infinite Food Tokens
This is an essential part of any Fire deck dubecauset can speed up your Energy generation each turn
BT11-018 R Digimon Lv.6 Shoutmon DX Color Red Blue Cost 13 DP 12000 Digivolve Cost 1 Red 4 from Lv.5 Digivolve Cost 2 Blue 3 from Lv.6 Form Mega Attribute Data Type Composite/Xros Heart/Blue Flare Card Text 1 [Effect] The name of this card/Digimon is also treated as [OmniShoutmon] and [ZeigGreymon]
Either way, given the stores will have paid far less than theyre worth when theyre traded in, and are then being sold back in boxes that the majority of the time charge twice as much as the contents are worth, its clearly a very profitable venture for the company