Instead of giving your opponents nice diverse decks in the postgame, they all have pretty much the same deck with the same cards since they all have monster reborn, swords of revealing light, change of heart, torrental tribute and harpies feather duster 3 x each while the player is only allowed to have one ot those cards and has handicaps all the time because the duelist level and the deck cost of those cards are astronomically high
In the best-case scenario, you could add a counter on up to four creatures on your side of the battlefield while also saving your mana to cast other spells
However, we can use the results we do have, scarce as they may be, from non-official or older Japanese tournaments, to get an idea of the metagame
Whats Inside the Pack: 10 Randomized Pokmon TCG cards from Temporal Forces
You can use the Frosmoth deck and use Frosmoth to complete this mission
However, if you do introduce humidity, you need a flattening kit after the crease restoration is complete to prevent the card from bowing while drying