There are several other possible upgrade cards, like Weapons Vendor, Sigardas Aid, Sram, Senior Edificer, and Blackblade Reforged, that could give extra value to your Limit Break deck in Magic: The Gathering
We've got a team of people working just on Lorcana's story
Trouble in PairsTrouble in Pairs (33,593 Inclusions, 5% of 694,274 Decks) With the initial hype of Trouble in PairsTrouble in Pairs, I was surprised to find it this low on the list
There's a lot of charm and quirks from the other games that have a high potential of being miss (WotC please make Sabin suplexing Phantom Train a card)
There are plenty of classic TCG tropes and tricks to draw on, so this and colorless cards ( still possible in the future ) present opportunities for changing deck building significantly Dual-Ink Cards Rules