There are 12 Playoff Game trading cards tracked on HobbyCardIndex, spanning Hockey. The most valuable is the Playoff Game #3 #4 at $10.00 raw.
Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/playoff-gamePlayoff Game Cards
12 cards · Hockey
All Playoff Game Cards
Playoff Game #3 #4
$10.00
Playoff Game #1 #2
$10.00
Playoff Game #6 #7
$8.00
Playoff Game #2 #3
$7.71
Playoff Game #5 #6
$6.00
Playoff Game #1 [Bruins 6, Rangers 5] #7
$4.65
Playoff Game #6 [Bruins 3, Rangers 0] #63
$2.91
Playoff Game #4 [Bruins 3, Rangers 2] #38
$2.49
Playoff Game #4 #5
$2.32
Playoff Game #2 [Bruins 2, Rangers 1] #20
$1.84
Playoff Game #3 [Rangers 5, Bruins 2] #30
$1.84
Playoff Game #5 [Rangers 3, Bruins 2] #54
$1.79