mtg booster box theros all themed around a single color 1 rare or mythic rare MtG Theros Devotion to Darkness

Elsewhere, the Reincarnation power on Motunui lets you turn characters who were banished there into ink

This prevents sacrifice/replay loops like those seen in Grinding Breach decks, and generally pushes this more towards a value piece than a combo tool

Esper Sentinel Like Mystic Remora, but in white and much, much better: It has no cumulative upkeep, and it can block in a pinch

We've gone from learning about the Great Illuminary, to stopping an ink flood, to fighting Ursula

A combination of low-cost Characters and reanimation abilities allows the Amber and Amethyst starter deck to flood the board state with threats that can rack up Lore quickly while Challenging an opponents Exerted Characters

All of these options prove that theres plenty of design space in white that can be given over to new and interesting resource generation cards