2: Robin Goodfellow's ice hockey requisites (5)
3: Sheep to start wallowing in ease (3)
5: Boxer Max returned, holding heroin, for treatment (5)
6: Stupidly sits in ice, snow with Packers fans? (13)
7: State that may be so ideal for sap (5,8)
8: No saint takes strong drink as a remedy (7)
12: No French islands for the other Dr. Crane (5)
15: Cloth was dug up! (5)
16: Daytime 8-down repelled Marx (5)
17: British poet associated with gravity is having a merry time (7)
19: Blunder into tall African mammal, with no infrared (5)
20: Crook skimmed cash register? (3)
21: Subject to constant cold (5)
23: Odds of niece being born (3)