Would the campaign book have been set AFTER Vox Machina’s adventure was completed?

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My Paladin basically uses his Find Steed as a companion, this isn’t breaking the spirit of the spell, right?

Is it expected that a caster casting counterspell doesn’t know what spell their enemy is casting?

Compulsion doesn’t work on creatures who are immune to charms does it count as a charm spell?

A interrupts with Counterspell an ongoing spellcasting process of B, B losts his spell slot?

“Colossus Slayer” has an implied size stipulation?

Does the Druid’s Grove spell create it’s own trees to animate?