Does Ravenbloom Student gain +1 Might after every spell cast, allowing it to potentially gain +12 Might from casting 12 one-cost spells?

Ruling: Yes, Ravenbloom Student gains +1 Might until end of turn after each spell you cast, so casting 12 one-cost spells would result in +12 Might total.

Sequence:

• Cast a spell
• Ravenbloom Student gains +1 Might until end of turn
• Repeat for each spell cast
• All Might bonuses stack and last until end of turn