Information last updated on June 12, 2022.Set's name: "sonic2p1"
Parent set: cloneof="sonic2"
MAME's description: Sonic The Hedgehog 2 (World, final prototype 19920925)
ROM name="gg sonic 2 0 25.9.eprom" size="262144" crc="6fb9e149" sha1="f65d2e8ed1c6548b803c3967e54fce2523e7101d"
ROM name="gg sonic 2 1 25.9..eprom" size="262144" crc="751fe756" sha1="aa3be441d440f6b49953eaff3bd47ad07252f8df"