
Gems
Clear all lines containing colored gems to earn the challenge quantity
Pearl Minos

Clear Pearls by clearing lines or rows containing them twice.
Mailbox Mino

Collect Letters by clearing rows containing Mailboxes
Power Minos
Use the Power Core of the Power Mino to help clear lines. The Power Mino can't be cleared
Grixel Block Minos
Grixel Block Minos are unbreakable and fixed in place