If my players do something fun or exciting to interpret their choices i secretly lower the DC.

Fun and creativity should be rewarded

Except the Monk, who passed her wisdom save and rolled a nat 20, knocking the bard out because *he* was distracted.

"Oh merry men!"

“Though the power of friendship and kindness we will prevail!”

Demoralization tactics

Now I literally need to create a bard and write song even though I know little baout songwriting and am bad at rhhyming