Gradius IV - Fukkatsu (c) 1999 Konami.
The forth game in the 'Gradius' series brings a considerable graphical upgrade, particularly with the use of colored lighting but the core gameplay remains relatively unchanged. Inaddition, there are several additions and removals to the vaulted weapons system; specifically, the edit mode has been removed.

>>> TECHNICAL DETAILS
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Konami Hornet Hardware
Main CPU : PPC403 (@ 32 Mhz), 68000 (@ 16 Mhz), ADSP21062 (@ 36 Mhz)
Sound Chips : RF5C400 (@ 36 Mhz)
Screen orientation : Horizontal
Video resolution : 512 x 384 pixels
Screen refresh : 60.00 Hz
Palette colors : 65536
Players : 2
Control : 8-way Joystick
Buttons : 3

>>> TRIVIA
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The title of this game translates from Japanese as 'Gradius IV Revival'.
Konami released a limited-edition soundtrack album for this game (Gradius IV Fukkatsu Original Game Soundtrack - KICA-7947) on 05/03/1999.

>>> TRICKS AND TIPS
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2nd Loop Start : in Power Meter selection screen, input Up(x2), Down(x2), Left, Right, Left, Right, Button-2 (Shot), Button-3 (Missile). You will be able to start the game with 2nd loop and the password will be displayed in Game Over screen. This password was required on 'Gradius IV Internet Ranking' (now, this was finished though).

>>> GAME SERIES
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1. Gradius (1985)
2. Salamander (1986)
3. Gradius 2 (1987, MSX)
4. Gradius II - Gofer no Yabou (1988)
5. Nemesis 3 - The Eve of Destruction (1988, MSX)
6. Gradius III - Densetsu Kara Shinwa-e (1989)
7. Nemesis '90 Kai (1993, Sharp X68000)
8. Salamander 2 (1996)
9. Solar Assault - Gradius (1997)
10. Solar Assault - Revised (1997)
11. Gradius Gaiden (1997, Sony PlayStation)
12. Gradius IV - Fukkatsu (1999)
13. Gradius Generation (2001, Nintendo Game Boy Advance)
14. Gradius V (2004, Sony PlayStation 2)
15. Gradius Neo (2004, NTT DoCoMo i-mode Phones)
16. Gradius Neo Imperial (2005, NTT DoCoMo i-mode Phones)
17. Gradius Wide (2007, NTT DoCoMo i-mode Phones)
18. Gradius Rebirth (2008, Nintendo Wii)

>>> GAME PORTS TO OTHER SYSTEMS
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* Consoles :
Sony PlayStation 2 (2000, 'Gradius III & IV')
Sony PSP (2006, 'Gradius Collection')

>>> OTHER GAME RESOURCES
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Game's rom.