 They recorded 3 more demos between 1985 and 1986 ("Sonic Decapitation", "Personal Onslaught" and "Refuse to Quit"), editing their first studio album (Split Image) in 1987 (the recording was paid by Mike Muir and distribution was conducted by Caroline Records), the second one (The Joke's on You) in 1989, and a tour in Netherlands the same year with that line-up.Between January and February 1989 Dan recorded together Greg Saenz the background vocals for the fourth studio album by thrash metal band Kreator, titled "Extreme Aggression".In 1990 Adam left Excel to join Infectious Grooves, so Dan decided to split the band until he returned.