▁Adams ' ▁art . ▁ ▁Though ▁his ▁work ▁for ▁Marvel ▁takes ▁priority ▁for ▁him , ▁he ▁also ▁makes ▁a ▁significant ▁amount ▁of ▁his ▁income ▁from ▁private ▁comm issions , ▁which ▁he ▁produces ▁when ▁time ▁perm its . ▁In ▁a ▁ 2 0 1 7 ▁interview ▁he ▁stated ▁that ▁if ▁he ▁did ▁interior ▁work ▁again , ▁it ▁would ▁more ▁likely ▁be ▁on ▁a ▁cre ator - owned ▁project , ▁like ▁Mon ke yman ▁And ▁O ' B rien . ▁ ▁Te chni que ▁and ▁materials ▁ ▁Adams ' ▁art ▁style ▁is ▁noted ▁for ▁its ▁high ▁level ▁of ▁detail , ▁and ▁he ▁has ▁a ▁reputation ▁of ▁being ▁a ▁" t ight " ▁p enc iller . ▁He ▁states ▁that ▁he ▁works ▁at ▁a ▁slow ▁pace , ▁which ▁limits ▁the ▁amount ▁of ▁work ▁he ▁does . ▁When ▁he ▁pen ci led ▁Fant astic ▁Four ▁# 3 4 7 – 3 4 9 ▁in ▁ 1 9 9 0 ▁for ▁regular ▁writer / ill ustr ator ▁Walter ▁Sim ons on , ▁who ▁needed ▁a ▁break ▁in ▁order ▁to ▁catch ▁up ▁on ▁his ▁own ▁work ▁on ▁that ▁title , ▁Adams ▁managed ▁to ▁p enc il ▁the ▁first ▁two ▁issues ▁in ▁five ▁weeks ▁and ▁four ▁weeks , ▁respectively , ▁but ▁was ▁consider ably ▁late ▁on ▁the ▁third . ▁In ▁ 1 9 9 7 ▁Adams ▁stated ▁that ▁he ▁could ▁produce ▁a ▁page ▁of ▁either ▁p enc ils ▁or ▁in ks ▁in ▁a ▁day . ▁In ▁a ▁ 2 0 0 7 ▁interview , ▁he ▁stated ▁he ▁tends ▁to ▁produce