Yup. My Build-a-decks have been 60 and my draft decks have been 60. I've been doing fine with that so far, so why stop?
Untap, Upkeep, Draw, Forest, Crabapple Cohort. Attack for with my Angel. If no responses, I'll be done.
Ransac: 19
Hand: 4
Library: 48
In Play:
(TTT) Forest
(TT) Plains
(U) Femeref Scouts (1/4)
(T) Tormented Angel (1/5, flying)
(S) Crabapple Cohort (4/4, Crabapple Cohort gets +1/+1 as long as you control another green creature.)
Graveyard:
RFG:
Mooseman: 20/19?
Hand: 5
Library: 38
In Play:
(U) Swamp
(U) Mountain
(UU) Forest
(U) Heart Sliver (1/1, All Slivers are unaffected by summoning sickness.)
(U) Canopy Spider (1/3, Reach)
(S) Clot Sliver (1/1, Each Sliver gains “2: Regenerate this creature.”)
Graveyard:
RFG:
Ransac, cpa trash man