Crossword Puzzle Join forces with Satan

Clue: Join forces with Satan

Joins forces (e.g. GANGSUP with 7 letters)
Joined the armed forces (ENLISTED with 8 letters)
Joins forces (with) (TEAMSUP with 7 letters)
Didn't join forces (FLEWSOLO with 8 letters)
Join forces (with) (TEAMUP with 6 letters)
She joined forces with Prince during the "Purple Rain" recording sessions (SHEILAE with 7 letters)
Joining forces (UNITING with 7 letters)
When the USA and USSR joined forces (WWII with 4 letters)
Join forces? (ENLIST with 6 letters)
Join forces, in a way (WED with 3 letters)