Rhyming is Key! is a Legends of Idleon quest: 3 rewards. Kill moonmen until they drop all the keys you need.

Rhyming is Key! | Idleon Toolbox

Kill moonmen until they drop all the keys you need.

Rhyming_is_Key!

Hold down to gain EXP in the skill that's displayed in the corner of your screen. If you're in a town, you will gain EXP in the town skill. The amount of EXP you get is based on your skill's Lv.

Small_Experience_Balloon

Hold down to add these gems to your account. You can then spend them in the Gem Shop!

A key to a door, but there are still more! Why so many? They were on sale for a penny!

Loomi's_Room_Key

Drag onto any Equip to apply. Success Chance; 100% Uses up 1 slots only if Successful. WARNING:Mystery Stat has a chance to be Negative, and reduce stats!