Listing all games similar to Contra 4 (U)(XenoPhobia)

Castlevania: Portrait of Ruin »
[NDS] Castlevania - Portrait of Ruin (U)(XenoPhobia)[NDS] Castlevania - Portrait of Ruin (E)(Supremacy)
Castlevania: Dawn of Sorrow »
[NDS] Castlevania - Dawn of Sorrow (E)(Legacy)[NDS] Castlevania - Dawn of Sorrow (U)(Legacy)[NDS] castlevania - dawn of sorrow (kiosk demo) (u)(trashman)
Metal Slug Anthology »
[PS2] Metal Slug Anthology (USA)[PS2] Metal Slug Anthology (Europe)[PSP] Metal Slug Anthology (Europe)[PSP] Metal Slug Anthology (USA)
Metal Slug 7 »
[NDS] Metal Slug 7 (J)(XenoPhobia)[NDS] Metal Slug 7 (U)(XenoPhobia)[NDS] Metal Slug 7 (E)(EXiMiUS)[NDS] Metal Slug 7 (KS)(CoolPoint)
Blowout »
[GCN] Blowout [PS2] Blowout (USA)[PS2] Blowout (Europe)
Metal Slug X: Super Vehicle - 001 »
[MAME] Metal Slug X - Super Vehicle-001 [PSX] Metal Slug X [NTSC-U][PSX] Metal Slug X - Super Vehicle-001 (Japan)[NeoGeo] Metal Slug X: Super Vehicle-001 [MAME] X-s (Bwb) (MPU4)[PSX2PSP] Metal Slug X (USA)[MAME] X-s (Bwb) (MPU4) (set 2)[MAME] X-s (Bwb) (MPU4) (set 3)[MAME] X-s (Bwb) (MPU4) (set 4)[MAME] X-s (Bwb) (MPU4) (set 5)[MAME] X-s (Bwb) (MPU4) (set 6)[MAME] X-s (Bwb) (MPU4) (set 7)
Alien Soldier »
[Genesis] Alien Soldier (Europe)[Genesis] Alien Soldier (Japan)
Alien Hominid »
[GBA] Alien Hominid (E)(Trashman)[GCN] Alien Hominid [PS2] Alien Hominid (USA)[PS2] Alien Hominid (Australia) (En,Fr,De,Es,It,Nl)
Metal Slug 5 »
[NeoGeo] Metal Slug 5 (JAMMA PCB)[NeoGeo] Metal Slug 5 (Decrypted C) (Non-MAME)[NeoGeo] Metal Slug 5 [PS2] Metal Slug 5 (Japan)[PS2] Metal Slug 5 (Europe)
Metal Slug 4 »
[NeoGeo] Metal Slug 4 (Decrypted C) (Non-MAME)[NeoGeo] Metal Slug 4 [PS2] Metal Slug 4 (Japan)[PS2] Metal Slug 4 (Europe)
Metal Slug 3 »
[MAME] Metal Slug 3 (not encrypted)[MAME] Metal Slug 3 [NeoGeo] Metal Slug 3 (Not Encrypted)[NeoGeo] Metal Slug 3 (Not Encrypted P, Decrypted C) (Non-MAME)[NeoGeo] Metal Slug 3 [PS2] Metal Slug 3 (Europe) (En,Fr,De,Es,It)
Metal Slug 2: Super Vehicle - 001/II »
[MAME] Metal Slug 2 - Super Vehicle-001/II [NeoGeo CD] Metal Slug 2 (1998)(SNK)(Jp)[!][NeoGeo] Metal Slug 2: Super Vehicle-001/II
Metal Slug: Super Vehicle - 001 »
[MAME] Metal Slug - Super Vehicle-001 [Saturn] Metal Slug (J)[NeoGeo CD] Metal Slug (1996)(SNK)(Jp-US)[!][NeoGeo] Metal Slug: Super Vehicle-001
Nanostray 2 »
[NDS] Nanostray 2 (U)(Micronauts)[NDS] Nanostray 2 (E)(SQUiRE)
GunForce »
[MAME] Fire Battle [MAME] Gunforce - Battle Fire Engulfed Terror Island (World)[MAME] Gunforce - Battle Fire Engulfed Terror Island (Japan)[MAME] Gunforce - Battle Fire Engulfed Terror Island (US)[SNES] Gunforce - Battle Fire Engulfed Terror Island (Europe)[SNES] Gunforce - Battle Fire Engulfed Terror Island (Japan)[SNES] Gunforce - Battle Fire Engulfed Terror Island (USA)[MAME] Gunforce - Battle Fire Engulfed Terror Island (Japan)[MAME] Gunforce - Battle Fire Engulfed Terror Island (US)
Metal Slug Advance »
[GBA] Metal Slug Advance (U)(Independent)[GBA] Metal Slug Advance (J)(Caravan)[GBA] Metal Slug Advance (E)(TRSI)
Gradius II »
[MAME] Vulcan Venture [NES] Gradius II (Japan)[MAME] Vulcan Venture (Old)[MAME] Vulcan Venture (Oldest)
R-Type II »
[Amiga] R-Type II [MAME] R-Type II (Japan)[MAME] R-Type II [GB] R-Type II (Europe)[GB] R-Type II (Japan)[MAME] R-Type II (Japan, revision C)[Atari ST] R-Type II (1989)(Activision)[cr Elite][t +5][a][Atari ST] R-Type II (1989)(Activision)[cr Elite][t +5][Atari ST] R-Type II (1989)(Irem)(Disk 1 of 2)[Atari ST] R-Type II (1989)(Irem)(Disk 2 of 2)
Castlevania: Order of Ecclesia »
[NDS] Castlevania - Order of Ecclesia (U)(Venom)[NDS] Castlevania - Order of Ecclesia (K)(CoolPoint)[NDS] Castlevania - Order of Ecclesia (E)(GUARDiAN)
Yoshi's Island DS »
[NDS] Yoshi's Island DS (U)(EvlChiken)[NDS] Yoshi's Island DS (E)(FireX)[NDS] Yoshi's Island DS (J)(Caravan)[NDS] Yoshi's Island DS (K)(AC8)[NDS] yoshis island ds (demo) (e)(independent)[NDS] yoshis island ds (demo) (u)(jd)[NDS] Yoshi's Island DS (v01) (U)
Kirby: Super Star Ultra »
[NDS] Kirby Super Star Ultra (EU)(M5)(BAHAMUT)
Mario vs. Donkey Kong 2: March of the Minis »
[NDS] Mario Vs Donkey Kong 2 - March of the Minis (U)(WRG)[NDS] Mario Vs Donkey Kong 2 - March of the Minis (E)(FireX)[NDS] mario vs. donkey kong 2 - march of the minis (kiosk demo) (e)(trashman)
Sonic Rush »
[NDS] Sonic Rush (U)(Legacy)[NDS] Sonic Rush (E)(Wet 'N' Wild)[NDS] Sonic Rush (J)(WRG)
Metal Storm »
[NES] Metal Storm (USA)
Mega Man X4 »
[PSX] Rockman X4 (J)[Saturn] Mega Man X4 (J)[Saturn] Rockman X4 (J)
Mega Man 4 »
[NES] Mega Man 4 (Europe)[NES] Mega Man 4 (USA) [Hack by Insectduel v1.0] (~Megaman Showdown IV) (Boss Mode)[NES] Mega Man 4 (USA) [Hack by Insectduel v1.0] (~Megaman Showdown IV EX) (Boss Mode)[NES] Mega Man 4 (USA) [Hack by Insectduel v1.0] (~Megaman Showdown IV EX - Hard) (Boss Mode)[NES] Mega Man 4 (USA) [Hack by Insectduel v1.0] (~Megaman Showdown IV - Hard) (Boss Mode)[NES] Mega Man 4 (USA) [Hack by Mickevincent v1.0] (~Mega Man - Maverick Revenge)[NES] Mega Man 4 (USA) (Rev A) [Hack by Insectduel v1.0] (~Megaman Showdown IV) (Boss Mode)[NES] Mega Man 4 (USA) (Rev A) [Hack by Insectduel v1.0] (~Megaman Showdown IV EX) (Boss Mode)[NES] Mega Man 4 (USA) (Rev A) [Hack by Insectduel v1.0] (~Megaman Showdown IV EX - Hard) (Boss Mode)[NES] Mega Man 4 (USA) (Rev A) [Hack by Insectduel v1.0] (~Megaman Showdown IV - Hard) (Boss Mode)[NES] Mega Man 4 (USA) (Rev A) [Hack by Mickevincent v1.0] (~Mega Man - Maverick Revenge)[NES] Mega Man 4 (USA) (Rev A)[NES] Mega Man 4 (USA)
Mega Man X6 »
[PSX] Mega Man X6 (E)[PSX] Rockman X6 (J)
Time Slip »
[SNES] Time Slip (Europe) (Beta)[SNES] Time Slip (Europe)[SNES] Time Slip (USA)
Metroid Fusion »
[GBA] Metroid - Fusion (U)(GBANow)[GBA] Metroid - Fusion (E)(FlashAdvance)[GBA] Metroid - Fusion (J)(Polla)
Mega Man X »
[SNES] X (Japan) (Proto)
Bionic Commando »
[Amiga] Bionic Commando [MAME] Bionic Commando (US set 1)[MAME] Bionic Commando (US set 2)[MAME] Bionic Commando (Euro)[C64 PP] Bionic Commando (E) [alt][C64 PP] Bionic Commando (E)[C64 PP] Bionic Commando (U)[C64 Tapes] Bionic Commando (E)[ZX Spectrum Z80] Bionic Commando (1988)(Go - Capcom)(128k)[a][ZX Spectrum Z80] Bionic Commando (1988)(Go - Capcom)(128k)[ZX Spectrum Z80] Bionic Commando (1988)(Go - Capcom)[a2][ZX Spectrum Z80] Bionic Commando (1988)(Go - Capcom)[a][ZX Spectrum Z80] Bionic Commando (1988)(Go - Capcom)[ZX Spectrum (TAP)] Bionic Commando (1988)(Go - Capcom)[Atari ST] Bionic Commando (1987)(Software Creations)[cr Bladerunners][a][Atari ST] Bionic Commando (1987)(Software Creations)[cr Bladerunners][m EMT][Atari ST] Bionic Commando (1987)(Software Creations)[cr Bladerunners][Atari ST] Bionic Commando (1987)(Software Creations)[cr Replicants][m Atariforce][t][Atari ST] Bionic Commando (1987)(Software Creations)(Disk 1 of 2)[b][Atari ST] Bionic Commando (1987)(Software Creations)(Disk 2 of 2)[b]