Volla is dead and can see the future. Idunn is keeper of the Golden Apples, which retard aging. Tyr lost a hand and is grumpy. Sigyn is Loki's estranged old lady. Vidar is the illegitimate son of Odin and a giantess.
Created by (Volla, Idunn) Stan Lee and Jack Kirby (Tyr) Stan Lee, Larry Lieber, and Jack Kirby (Sigyn) Roy Thomas and John Buscema (Vidar) Alan Zelenetz and Bob Budiansky