Mega Drive games with achievements:

Title	Achieve-ments	Points	Leader-boards
Last Battle	26	330 (1220)	-
Side Pocket	16	400 (1203)	-
Street Racer	18	300 (497)	-
Strider II	10	270 (1458)	-
Super Tank War	24	400 (636)	1
~Hack~ Streets of Rage 2: Syndicate Wars	39	385 (444)	1
~Homebrew~ Commandos	22	200 (275)	-
Totals: 7 games	155	2285 (5733)	2

Nintendo 64 games with achievements:

Title	Achieve-ments	Points	Leader-boards
California Speed	22	400 (307)	-
Mario Tennis	30	400 (1185)	2
Totals: 2 games	52	800 (1492)	2

SNES games with achievements:

Title	Achieve-ments	Points	Leader-boards
Donkey Kong Country - Competition Edition	34	310 (3219)	67
Dragon Ball Z - Super Butouden	30	400 (648)	-
GunForce: Battle Fire Engulfed Terror Island	18	400 (672)	-
International Superstar Soccer	16	230 (1070)	-
Midway Presents Arcade's Greatest Hits: The Atari Collection 1	10	200 (798)	-
Nosferatu	3	65 (1504)	-
Prince of Persia 2 - The Shadow and the Flame	30	400 (1216)	-
Top Gear 2	72	400 (961)	16
~Hack~ Prince of Persia Evolution	30	400 (638)	-
~Hack~ Super Mario World Bros	40	400 (457)	-
~Hack~ Wario Adventure	52	400 (1703)	-
Totals: 11 games	335	3605 (12886)	83

Game Boy Advance games with achievements:

Title	Achieve-ments	Points	Leader-boards
Doom II	34	400 (1338)	-
Driver 2 Advance	22	400 (674)	4
Lode Runner Advance	28	400 (3540)	-
Wolfenstein 3-D	28	400 (1452)	-
Worms World Party	22	400 (1929)	-
Yu-Gi-Oh! Worldwide Edition: Stairway to the Destined Duel	30	400 (670)	1
~Hack~ Pokemon - Orange Version	30	400 (1451)	-
Totals: 7 games	194	2800 (11054)	5

Game Gear games with achievements:

Title	Achieve-ments	Points	Leader-boards
Mortal Kombat II	24	400 (474)	-
Totals: 1 games	24	400 (474)	0

Arcade games with achievements:

Title	Achieve-ments	Points	Leader-boards
Super Sidekicks 2	20	400 (760)	-
Totals: 1 games	20	400 (760)	0