Pie (from the seasonal tab) is unlocked with T2 essence but is not available until T3 cooking and mortar stations (Aromatic required from mortar).
Dragon Hoard Eminent unlocked before Sapphire component can be acquired by a couple of realm progressions.
Ghost card unlocked before Obsidian Glass can be acquired by a couple of realm progressions.
Alchemist card unlocked before Raw Diamond can be acquired by a couple of realm progressions.
Acquisition of materials includes ground spawns at POIs, random chest loot, and direct harvesting.
