Have the following;
Nintendo:
Color-TV Game 15
NES
SNES
N64 (x3)
GameCube
Wii
WiiU
GameBoy (x2)
GameBoy Color
GameBoy Advance
DS
3DS (x2)
PlayStation:
PS
PS3
PS4
PS Vita
Sega:
Mega Drive (Genesis)
Dreamcast
Others:
G7000 (Odyssey2) (x2)
Atari 2600
Only thing we ever got rid of was a second Dreamcast, and the NES and SNES are re-buys because, as mZuzek aptly puts it; things vanish. Technically those were never mine anyway though. And yes; no Switch, PS2 or any XBox, though I did play the original XBox at my cousin's more than a few times.