yugioh joey structure deck Yu-Gi-Oh Volume.2 : Toys & Games in an attempt to boost flagging sales of the Yu Yu-Gi-Oh Starter Deck: Joey (SDJ)

Here's a list of all the known MTG decks that contain Arena codes inside the box: The Core Set 2021 planeswalker decks include a code to get an MTGA copy of the deck too

5 New Spellcaster Support Cards: Traditional Spellcaster-type monsters don't get a lot of support in the current meta, and are particularly hard to sustain

Found some niche things that are difficult to find online

it can steal a creature from your opponent when a Pirate enters the battlefield

Avoid cards that require a tap in their activation This was a natural result of trying to keep things simple

The first category to look at is the most obvious one: spend X mana to cast a card, and when it enters the battlefield, you get Y energy