Dream/nightmare

roll a d20 with a dc of 10 then roll a d4 if even the you buff an ally with no ability check but also puts to sleep for one hour. if even attack an enemy they then must make a wisdom ability check with a dc of 15 for 4d8 damage and put to sleep

if a buff chose on of the following 

advantage on all rolls.

2d4 temporary hit points 

Plus 1d8 on all attack rolls.